68125460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15413}}^1$

素因数の和:15452

約数の個数: 48

約数和(自身を含む): 163141776

約数和(自身を除く): 95016316

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 15413, 30826, 61652, 77065, 154130, 200369, 262021, 308260, 400738, 524042, 801476, 1001845, 1048084, 1310105, 2003690, 2620210, 3406273, 4007380, 5240420, 6812546, 13625092, 17031365, 34062730, 68125460]

約数ペア:

[(1, 68125460), (2, 34062730), (4, 17031365), (5, 13625092), (10, 6812546), (13, 5240420), (17, 4007380), (20, 3406273), (26, 2620210), (34, 2003690), (52, 1310105), (65, 1048084), (68, 1001845), (85, 801476), (130, 524042), (170, 400738), (221, 308260), (260, 262021), (340, 200369), (442, 154130), (884, 77065), (1105, 61652), (2210, 30826), (4420, 15413)]