252446975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 352879200

約数和(自身を除く): 100432225

約数列:

[1, 5, 11, 25, 55, 61, 101, 149, 275, 305, 505, 671, 745, 1111, 1525, 1639, 2525, 3355, 3725, 5555, 6161, 8195, 9089, 15049, 16775, 27775, 30805, 40975, 45445, 67771, 75245, 99979, 154025, 165539, 227225, 338855, 376225, 499895, 827695, 917989, 1694275, 2499475, 4138475, 4589945, 10097879, 22949725, 50489395, 252446975]

約数ペア:

[(1, 252446975), (5, 50489395), (11, 22949725), (25, 10097879), (55, 4589945), (61, 4138475), (101, 2499475), (149, 1694275), (275, 917989), (305, 827695), (505, 499895), (671, 376225), (745, 338855), (1111, 227225), (1525, 165539), (1639, 154025), (2525, 99979), (3355, 75245), (3725, 67771), (5555, 45445), (6161, 40975), (8195, 30805), (9089, 27775), (15049, 16775)]