73112780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 168723072

約数和(自身を除く): 95610292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 169, 194, 223, 260, 338, 388, 446, 485, 676, 845, 892, 970, 1115, 1261, 1690, 1940, 2230, 2522, 2899, 3380, 4460, 5044, 5798, 6305, 11596, 12610, 14495, 16393, 21631, 25220, 28990, 32786, 37687, 43262, 57980, 65572, 75374, 81965, 86524, 108155, 150748, 163930, 188435, 216310, 281203, 327860, 376870, 432620, 562406, 753740, 1124812, 1406015, 2812030, 3655639, 5624060, 7311278, 14622556, 18278195, 36556390, 73112780]

約数ペア:

[(1, 73112780), (2, 36556390), (4, 18278195), (5, 14622556), (10, 7311278), (13, 5624060), (20, 3655639), (26, 2812030), (52, 1406015), (65, 1124812), (97, 753740), (130, 562406), (169, 432620), (194, 376870), (223, 327860), (260, 281203), (338, 216310), (388, 188435), (446, 163930), (485, 150748), (676, 108155), (845, 86524), (892, 81965), (970, 75374), (1115, 65572), (1261, 57980), (1690, 43262), (1940, 37687), (2230, 32786), (2522, 28990), (2899, 25220), (3380, 21631), (4460, 16393), (5044, 14495), (5798, 12610), (6305, 11596)]