25673830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:433

約数の個数: 64

約数和(自身を含む): 57697920

約数和(自身を除く): 32024090

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 89, 91, 130, 178, 182, 317, 445, 455, 623, 634, 890, 910, 1157, 1246, 1585, 2219, 2314, 3115, 3170, 4121, 4438, 5785, 6230, 8099, 8242, 11095, 11570, 16198, 20605, 22190, 28213, 28847, 40495, 41210, 56426, 57694, 80990, 141065, 144235, 197491, 282130, 288470, 366769, 394982, 733538, 987455, 1833845, 1974910, 2567383, 3667690, 5134766, 12836915, 25673830]

約数ペア:

[(1, 25673830), (2, 12836915), (5, 5134766), (7, 3667690), (10, 2567383), (13, 1974910), (14, 1833845), (26, 987455), (35, 733538), (65, 394982), (70, 366769), (89, 288470), (91, 282130), (130, 197491), (178, 144235), (182, 141065), (317, 80990), (445, 57694), (455, 56426), (623, 41210), (634, 40495), (890, 28847), (910, 28213), (1157, 22190), (1246, 20605), (1585, 16198), (2219, 11570), (2314, 11095), (3115, 8242), (3170, 8099), (4121, 6230), (4438, 5785)]