72305870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{11351}}^1$

素因数の和:11385

約数の個数: 48

約数和(自身を含む): 163060128

約数和(自身を除く): 90754258

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 11351, 22702, 56755, 79457, 113510, 147563, 158914, 295126, 397285, 556199, 737815, 794570, 1032941, 1112398, 1475630, 2065882, 2780995, 5164705, 5561990, 7230587, 10329410, 14461174, 36152935, 72305870]

約数ペア:

[(1, 72305870), (2, 36152935), (5, 14461174), (7, 10329410), (10, 7230587), (13, 5561990), (14, 5164705), (26, 2780995), (35, 2065882), (49, 1475630), (65, 1112398), (70, 1032941), (91, 794570), (98, 737815), (130, 556199), (182, 397285), (245, 295126), (455, 158914), (490, 147563), (637, 113510), (910, 79457), (1274, 56755), (3185, 22702), (6370, 11351)]