72688525

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 112492800

約数和(自身を除く): 39804275

約数列:

[1, 5, 7, 13, 25, 35, 65, 89, 91, 175, 325, 359, 445, 455, 623, 1157, 1795, 2225, 2275, 2513, 3115, 4667, 5785, 8099, 8975, 12565, 15575, 23335, 28925, 31951, 32669, 40495, 62825, 116675, 159755, 163345, 202475, 223657, 415363, 798775, 816725, 1118285, 2076815, 2907541, 5591425, 10384075, 14537705, 72688525]

約数ペア:

[(1, 72688525), (5, 14537705), (7, 10384075), (13, 5591425), (25, 2907541), (35, 2076815), (65, 1118285), (89, 816725), (91, 798775), (175, 415363), (325, 223657), (359, 202475), (445, 163345), (455, 159755), (623, 116675), (1157, 62825), (1795, 40495), (2225, 32669), (2275, 31951), (2513, 28925), (3115, 23335), (4667, 15575), (5785, 12565), (8099, 8975)]