68746340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6449}}^1$

素因数の和:6512

約数の個数: 48

約数和(自身を含む): 159289200

約数和(自身を除く): 90542860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 6449, 10660, 12898, 25796, 32245, 64490, 83837, 128980, 167674, 264409, 335348, 419185, 528818, 838370, 1057636, 1322045, 1676740, 2644090, 3437317, 5288180, 6874634, 13749268, 17186585, 34373170, 68746340]

約数ペア:

[(1, 68746340), (2, 34373170), (4, 17186585), (5, 13749268), (10, 6874634), (13, 5288180), (20, 3437317), (26, 2644090), (41, 1676740), (52, 1322045), (65, 1057636), (82, 838370), (130, 528818), (164, 419185), (205, 335348), (260, 264409), (410, 167674), (533, 128980), (820, 83837), (1066, 64490), (2132, 32245), (2665, 25796), (5330, 12898), (6449, 10660)]