402667712500

素因数分解:

$2^2\times 5^5\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{10799}}^1$

素因数の和:11004

約数の個数: 144

約数和(自身を含む): 933127776000

約数和(自身を除く): 530460063500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 157, 190, 250, 314, 380, 475, 500, 625, 628, 785, 950, 1250, 1570, 1900, 2375, 2500, 2983, 3125, 3140, 3925, 4750, 5966, 6250, 7850, 9500, 10799, 11875, 11932, 12500, 14915, 15700, 19625, 21598, 23750, 29830, 39250, 43196, 47500, 53995, 59375, 59660, 74575, 78500, 98125, 107990, 118750, 149150, 196250, 205181, 215980, 237500, 269975, 298300, 372875, 392500, 410362, 490625, 539950, 745750, 820724, 981250, 1025905, 1079900, 1349875, 1491500, 1695443, 1864375, 1962500, 2051810, 2699750, 3390886, 3728750, 4103620, 5129525, 5399500, 6749375, 6781772, 7457500, 8477215, 9321875, 10259050, 13498750, 16954430, 18643750, 20518100, 25647625, 26997500, 32213417, 33746875, 33908860, 37287500, 42386075, 51295250, 64426834, 67493750, 84772150, 102590500, 128238125, 128853668, 134987500, 161067085, 169544300, 211930375, 256476250, 322134170, 423860750, 512952500, 641190625, 644268340, 805335425, 847721500, 1059651875, 1282381250, 1610670850, 2119303750, 2564762500, 3221341700, 4026677125, 4238607500, 5298259375, 8053354250, 10596518750, 16106708500, 20133385625, 21193037500, 40266771250, 80533542500, 100666928125, 201333856250, 402667712500]

約数ペア:

[(1, 402667712500), (2, 201333856250), (4, 100666928125), (5, 80533542500), (10, 40266771250), (19, 21193037500), (20, 20133385625), (25, 16106708500), (38, 10596518750), (50, 8053354250), (76, 5298259375), (95, 4238607500), (100, 4026677125), (125, 3221341700), (157, 2564762500), (190, 2119303750), (250, 1610670850), (314, 1282381250), (380, 1059651875), (475, 847721500), (500, 805335425), (625, 644268340), (628, 641190625), (785, 512952500), (950, 423860750), (1250, 322134170), (1570, 256476250), (1900, 211930375), (2375, 169544300), (2500, 161067085), (2983, 134987500), (3125, 128853668), (3140, 128238125), (3925, 102590500), (4750, 84772150), (5966, 67493750), (6250, 64426834), (7850, 51295250), (9500, 42386075), (10799, 37287500), (11875, 33908860), (11932, 33746875), (12500, 32213417), (14915, 26997500), (15700, 25647625), (19625, 20518100), (21598, 18643750), (23750, 16954430), (29830, 13498750), (39250, 10259050), (43196, 9321875), (47500, 8477215), (53995, 7457500), (59375, 6781772), (59660, 6749375), (74575, 5399500), (78500, 5129525), (98125, 4103620), (107990, 3728750), (118750, 3390886), (149150, 2699750), (196250, 2051810), (205181, 1962500), (215980, 1864375), (237500, 1695443), (269975, 1491500), (298300, 1349875), (372875, 1079900), (392500, 1025905), (410362, 981250), (490625, 820724), (539950, 745750)]