190902650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:240

約数の個数: 72

約数和(自身を含む): 382324860

約数和(自身を除く): 191422210

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 137, 145, 155, 274, 290, 310, 685, 725, 775, 899, 961, 1370, 1450, 1550, 1798, 1922, 3425, 3973, 4247, 4495, 4805, 6850, 7946, 8494, 8990, 9610, 19865, 21235, 22475, 24025, 27869, 39730, 42470, 44950, 48050, 55738, 99325, 106175, 123163, 131657, 139345, 198650, 212350, 246326, 263314, 278690, 615815, 658285, 696725, 1231630, 1316570, 1393450, 3079075, 3291425, 3818053, 6158150, 6582850, 7636106, 19090265, 38180530, 95451325, 190902650]

約数ペア:

[(1, 190902650), (2, 95451325), (5, 38180530), (10, 19090265), (25, 7636106), (29, 6582850), (31, 6158150), (50, 3818053), (58, 3291425), (62, 3079075), (137, 1393450), (145, 1316570), (155, 1231630), (274, 696725), (290, 658285), (310, 615815), (685, 278690), (725, 263314), (775, 246326), (899, 212350), (961, 198650), (1370, 139345), (1450, 131657), (1550, 123163), (1798, 106175), (1922, 99325), (3425, 55738), (3973, 48050), (4247, 44950), (4495, 42470), (4805, 39730), (6850, 27869), (7946, 24025), (8494, 22475), (8990, 21235), (9610, 19865)]