42428080

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 102448800

約数和(自身を除く): 60020720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 89, 101, 118, 178, 202, 236, 295, 356, 404, 445, 472, 505, 590, 712, 808, 890, 944, 1010, 1180, 1424, 1616, 1780, 2020, 2360, 3560, 4040, 4720, 5251, 5959, 7120, 8080, 8989, 10502, 11918, 17978, 21004, 23836, 26255, 29795, 35956, 42008, 44945, 47672, 52510, 59590, 71912, 84016, 89890, 95344, 105020, 119180, 143824, 179780, 210040, 238360, 359560, 420080, 476720, 530351, 719120, 1060702, 2121404, 2651755, 4242808, 5303510, 8485616, 10607020, 21214040, 42428080]

約数ペア:

[(1, 42428080), (2, 21214040), (4, 10607020), (5, 8485616), (8, 5303510), (10, 4242808), (16, 2651755), (20, 2121404), (40, 1060702), (59, 719120), (80, 530351), (89, 476720), (101, 420080), (118, 359560), (178, 238360), (202, 210040), (236, 179780), (295, 143824), (356, 119180), (404, 105020), (445, 95344), (472, 89890), (505, 84016), (590, 71912), (712, 59590), (808, 52510), (890, 47672), (944, 44945), (1010, 42008), (1180, 35956), (1424, 29795), (1616, 26255), (1780, 23836), (2020, 21004), (2360, 17978), (3560, 11918), (4040, 10502), (4720, 8989), (5251, 8080), (5959, 7120)]