25680540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1481}}^1$

素因数の和:1527

約数の個数: 72

約数和(自身を含む): 76435632

約数和(自身を除く): 50755092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1481, 1734, 2890, 2962, 3468, 4335, 4443, 5780, 5924, 7405, 8670, 8886, 14810, 17340, 17772, 22215, 25177, 29620, 44430, 50354, 75531, 88860, 100708, 125885, 151062, 251770, 302124, 377655, 428009, 503540, 755310, 856018, 1284027, 1510620, 1712036, 2140045, 2568054, 4280090, 5136108, 6420135, 8560180, 12840270, 25680540]

約数ペア:

[(1, 25680540), (2, 12840270), (3, 8560180), (4, 6420135), (5, 5136108), (6, 4280090), (10, 2568054), (12, 2140045), (15, 1712036), (17, 1510620), (20, 1284027), (30, 856018), (34, 755310), (51, 503540), (60, 428009), (68, 377655), (85, 302124), (102, 251770), (170, 151062), (204, 125885), (255, 100708), (289, 88860), (340, 75531), (510, 50354), (578, 44430), (867, 29620), (1020, 25177), (1156, 22215), (1445, 17772), (1481, 17340), (1734, 14810), (2890, 8886), (2962, 8670), (3468, 7405), (4335, 5924), (4443, 5780)]