25684380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{487}}^1$

素因数の和:795

約数の個数: 72

約数和(自身を含む): 78335712

約数和(自身を除く): 52651332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 487, 586, 879, 974, 1172, 1461, 1465, 1758, 1948, 2435, 2637, 2922, 2930, 3516, 4383, 4395, 4870, 5274, 5844, 5860, 7305, 8766, 8790, 9740, 10548, 13185, 14610, 17532, 17580, 21915, 26370, 29220, 43830, 52740, 87660, 142691, 285382, 428073, 570764, 713455, 856146, 1284219, 1426910, 1712292, 2140365, 2568438, 2853820, 4280730, 5136876, 6421095, 8561460, 12842190, 25684380]

約数ペア:

[(1, 25684380), (2, 12842190), (3, 8561460), (4, 6421095), (5, 5136876), (6, 4280730), (9, 2853820), (10, 2568438), (12, 2140365), (15, 1712292), (18, 1426910), (20, 1284219), (30, 856146), (36, 713455), (45, 570764), (60, 428073), (90, 285382), (180, 142691), (293, 87660), (487, 52740), (586, 43830), (879, 29220), (974, 26370), (1172, 21915), (1461, 17580), (1465, 17532), (1758, 14610), (1948, 13185), (2435, 10548), (2637, 9740), (2922, 8790), (2930, 8766), (3516, 7305), (4383, 5860), (4395, 5844), (4870, 5274)]