71378920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2837}}^1$

素因数の和:2902

約数の個数: 64

約数和(自身を含む): 174707280

約数和(自身を除く): 103328360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1258, 1480, 2516, 2837, 3145, 5032, 5674, 6290, 11348, 12580, 14185, 22696, 25160, 28370, 48229, 56740, 96458, 104969, 113480, 192916, 209938, 241145, 385832, 419876, 482290, 524845, 839752, 964580, 1049690, 1784473, 1929160, 2099380, 3568946, 4198760, 7137892, 8922365, 14275784, 17844730, 35689460, 71378920]

約数ペア:

[(1, 71378920), (2, 35689460), (4, 17844730), (5, 14275784), (8, 8922365), (10, 7137892), (17, 4198760), (20, 3568946), (34, 2099380), (37, 1929160), (40, 1784473), (68, 1049690), (74, 964580), (85, 839752), (136, 524845), (148, 482290), (170, 419876), (185, 385832), (296, 241145), (340, 209938), (370, 192916), (629, 113480), (680, 104969), (740, 96458), (1258, 56740), (1480, 48229), (2516, 28370), (2837, 25160), (3145, 22696), (5032, 14185), (5674, 12580), (6290, 11348)]