25232490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{571}}^1$

素因数の和:1075

約数の個数: 48

約数和(自身を含む): 65853216

約数和(自身を除く): 40620726

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 491, 571, 982, 1142, 1473, 1713, 2455, 2855, 2946, 3426, 4419, 4910, 5139, 5710, 7365, 8565, 8838, 10278, 14730, 17130, 22095, 25695, 44190, 51390, 280361, 560722, 841083, 1401805, 1682166, 2523249, 2803610, 4205415, 5046498, 8410830, 12616245, 25232490]

約数ペア:

[(1, 25232490), (2, 12616245), (3, 8410830), (5, 5046498), (6, 4205415), (9, 2803610), (10, 2523249), (15, 1682166), (18, 1401805), (30, 841083), (45, 560722), (90, 280361), (491, 51390), (571, 44190), (982, 25695), (1142, 22095), (1473, 17130), (1713, 14730), (2455, 10278), (2855, 8838), (2946, 8565), (3426, 7365), (4419, 5710), (4910, 5139)]