31485190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 66484800

約数和(自身を除く): 34999610

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 113, 149, 170, 187, 226, 298, 374, 565, 745, 935, 1130, 1243, 1490, 1639, 1870, 1921, 2486, 2533, 3278, 3842, 5066, 6215, 8195, 9605, 12430, 12665, 16390, 16837, 19210, 21131, 25330, 27863, 33674, 42262, 55726, 84185, 105655, 139315, 168370, 185207, 211310, 278630, 286229, 370414, 572458, 926035, 1431145, 1852070, 2862290, 3148519, 6297038, 15742595, 31485190]

約数ペア:

[(1, 31485190), (2, 15742595), (5, 6297038), (10, 3148519), (11, 2862290), (17, 1852070), (22, 1431145), (34, 926035), (55, 572458), (85, 370414), (110, 286229), (113, 278630), (149, 211310), (170, 185207), (187, 168370), (226, 139315), (298, 105655), (374, 84185), (565, 55726), (745, 42262), (935, 33674), (1130, 27863), (1243, 25330), (1490, 21131), (1639, 19210), (1870, 16837), (1921, 16390), (2486, 12665), (2533, 12430), (3278, 9605), (3842, 8195), (5066, 6215)]