7979247440

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1\times {\mathrm{4339}}^1$

素因数の和:4660

約数の個数: 80

約数和(自身を含む): 18805463040

約数和(自身を除く): 10826215600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 181, 254, 362, 508, 635, 724, 905, 1016, 1270, 1448, 1810, 2032, 2540, 2896, 3620, 4339, 5080, 7240, 8678, 10160, 14480, 17356, 21695, 22987, 34712, 43390, 45974, 69424, 86780, 91948, 114935, 173560, 183896, 229870, 347120, 367792, 459740, 551053, 785359, 919480, 1102106, 1570718, 1838960, 2204212, 2755265, 3141436, 3926795, 4408424, 5510530, 6282872, 7853590, 8816848, 11021060, 12565744, 15707180, 22042120, 31414360, 44084240, 62828720, 99740593, 199481186, 398962372, 498702965, 797924744, 997405930, 1595849488, 1994811860, 3989623720, 7979247440]

約数ペア:

[(1, 7979247440), (2, 3989623720), (4, 1994811860), (5, 1595849488), (8, 997405930), (10, 797924744), (16, 498702965), (20, 398962372), (40, 199481186), (80, 99740593), (127, 62828720), (181, 44084240), (254, 31414360), (362, 22042120), (508, 15707180), (635, 12565744), (724, 11021060), (905, 8816848), (1016, 7853590), (1270, 6282872), (1448, 5510530), (1810, 4408424), (2032, 3926795), (2540, 3141436), (2896, 2755265), (3620, 2204212), (4339, 1838960), (5080, 1570718), (7240, 1102106), (8678, 919480), (10160, 785359), (14480, 551053), (17356, 459740), (21695, 367792), (22987, 347120), (34712, 229870), (43390, 183896), (45974, 173560), (69424, 114935), (86780, 91948)]