82102040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1831}}^1$

素因数の和:1920

約数の個数: 64

約数和(自身を含む): 197856000

約数和(自身を除く): 115753960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 380, 472, 590, 760, 1121, 1180, 1831, 2242, 2360, 3662, 4484, 5605, 7324, 8968, 9155, 11210, 14648, 18310, 22420, 34789, 36620, 44840, 69578, 73240, 108029, 139156, 173945, 216058, 278312, 347890, 432116, 540145, 695780, 864232, 1080290, 1391560, 2052551, 2160580, 4105102, 4321160, 8210204, 10262755, 16420408, 20525510, 41051020, 82102040]

約数ペア:

[(1, 82102040), (2, 41051020), (4, 20525510), (5, 16420408), (8, 10262755), (10, 8210204), (19, 4321160), (20, 4105102), (38, 2160580), (40, 2052551), (59, 1391560), (76, 1080290), (95, 864232), (118, 695780), (152, 540145), (190, 432116), (236, 347890), (295, 278312), (380, 216058), (472, 173945), (590, 139156), (760, 108029), (1121, 73240), (1180, 69578), (1831, 44840), (2242, 36620), (2360, 34789), (3662, 22420), (4484, 18310), (5605, 14648), (7324, 11210), (8968, 9155)]