74121710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 147044160

約数和(自身を除く): 72922450

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 169, 305, 338, 610, 719, 793, 845, 1438, 1586, 1690, 3595, 3965, 7190, 7930, 9347, 10309, 18694, 20618, 43859, 46735, 51545, 87718, 93470, 103090, 121511, 219295, 243022, 438590, 570167, 607555, 1140334, 1215110, 2850835, 5701670, 7412171, 14824342, 37060855, 74121710]

約数ペア:

[(1, 74121710), (2, 37060855), (5, 14824342), (10, 7412171), (13, 5701670), (26, 2850835), (61, 1215110), (65, 1140334), (122, 607555), (130, 570167), (169, 438590), (305, 243022), (338, 219295), (610, 121511), (719, 103090), (793, 93470), (845, 87718), (1438, 51545), (1586, 46735), (1690, 43859), (3595, 20618), (3965, 18694), (7190, 10309), (7930, 9347)]