53718640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39499}}^1$

素因数の和:39529

約数の個数: 40

約数和(自身を含む): 132246000

約数和(自身を除く): 78527360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 39499, 78998, 157996, 197495, 315992, 394990, 631984, 671483, 789980, 1342966, 1579960, 2685932, 3159920, 3357415, 5371864, 6714830, 10743728, 13429660, 26859320, 53718640]

約数ペア:

[(1, 53718640), (2, 26859320), (4, 13429660), (5, 10743728), (8, 6714830), (10, 5371864), (16, 3357415), (17, 3159920), (20, 2685932), (34, 1579960), (40, 1342966), (68, 789980), (80, 671483), (85, 631984), (136, 394990), (170, 315992), (272, 197495), (340, 157996), (680, 78998), (1360, 39499)]