53280040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{419}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 139255200

約数和(自身を除く): 85975160

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 289, 340, 374, 419, 440, 578, 680, 748, 838, 935, 1156, 1445, 1496, 1676, 1870, 2095, 2312, 2890, 3179, 3352, 3740, 4190, 4609, 5780, 6358, 7123, 7480, 8380, 9218, 11560, 12716, 14246, 15895, 16760, 18436, 23045, 25432, 28492, 31790, 35615, 36872, 46090, 56984, 63580, 71230, 78353, 92180, 121091, 127160, 142460, 156706, 184360, 242182, 284920, 313412, 391765, 484364, 605455, 626824, 783530, 968728, 1210910, 1332001, 1567060, 2421820, 2664002, 3134120, 4843640, 5328004, 6660005, 10656008, 13320010, 26640020, 53280040]

約数ペア:

[(1, 53280040), (2, 26640020), (4, 13320010), (5, 10656008), (8, 6660005), (10, 5328004), (11, 4843640), (17, 3134120), (20, 2664002), (22, 2421820), (34, 1567060), (40, 1332001), (44, 1210910), (55, 968728), (68, 783530), (85, 626824), (88, 605455), (110, 484364), (136, 391765), (170, 313412), (187, 284920), (220, 242182), (289, 184360), (340, 156706), (374, 142460), (419, 127160), (440, 121091), (578, 92180), (680, 78353), (748, 71230), (838, 63580), (935, 56984), (1156, 46090), (1445, 36872), (1496, 35615), (1676, 31790), (1870, 28492), (2095, 25432), (2312, 23045), (2890, 18436), (3179, 16760), (3352, 15895), (3740, 14246), (4190, 12716), (4609, 11560), (5780, 9218), (6358, 8380), (7123, 7480)]