68274125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 96286320

約数和(自身を除く): 28012195

約数列:

[1, 5, 17, 19, 25, 85, 89, 95, 125, 323, 361, 425, 445, 475, 1513, 1615, 1691, 1805, 2125, 2225, 2375, 6137, 7565, 8075, 8455, 9025, 11125, 28747, 30685, 32129, 37825, 40375, 42275, 45125, 143735, 153425, 160645, 189125, 211375, 546193, 718675, 767125, 803225, 2730965, 3593375, 4016125, 13654825, 68274125]

約数ペア:

[(1, 68274125), (5, 13654825), (17, 4016125), (19, 3593375), (25, 2730965), (85, 803225), (89, 767125), (95, 718675), (125, 546193), (323, 211375), (361, 189125), (425, 160645), (445, 153425), (475, 143735), (1513, 45125), (1615, 42275), (1691, 40375), (1805, 37825), (2125, 32129), (2225, 30685), (2375, 28747), (6137, 11125), (7565, 9025), (8075, 8455)]