202432280

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{563}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 465976800

約数和(自身を除く): 263544520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 101, 178, 202, 356, 404, 445, 505, 563, 712, 808, 890, 1010, 1126, 1780, 2020, 2252, 2815, 3560, 4040, 4504, 5630, 8989, 11260, 17978, 22520, 35956, 44945, 50107, 56863, 71912, 89890, 100214, 113726, 179780, 200428, 227452, 250535, 284315, 359560, 400856, 454904, 501070, 568630, 1002140, 1137260, 2004280, 2274520, 5060807, 10121614, 20243228, 25304035, 40486456, 50608070, 101216140, 202432280]

約数ペア:

[(1, 202432280), (2, 101216140), (4, 50608070), (5, 40486456), (8, 25304035), (10, 20243228), (20, 10121614), (40, 5060807), (89, 2274520), (101, 2004280), (178, 1137260), (202, 1002140), (356, 568630), (404, 501070), (445, 454904), (505, 400856), (563, 359560), (712, 284315), (808, 250535), (890, 227452), (1010, 200428), (1126, 179780), (1780, 113726), (2020, 100214), (2252, 89890), (2815, 71912), (3560, 56863), (4040, 50107), (4504, 44945), (5630, 35956), (8989, 22520), (11260, 17978)]