54320180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{761}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 118286784

約数和(自身を除く): 63966604

約数列:

[1, 2, 4, 5, 10, 20, 43, 83, 86, 166, 172, 215, 332, 415, 430, 761, 830, 860, 1522, 1660, 3044, 3569, 3805, 7138, 7610, 14276, 15220, 17845, 32723, 35690, 63163, 65446, 71380, 126326, 130892, 163615, 252652, 315815, 327230, 631630, 654460, 1263260, 2716009, 5432018, 10864036, 13580045, 27160090, 54320180]

約数ペア:

[(1, 54320180), (2, 27160090), (4, 13580045), (5, 10864036), (10, 5432018), (20, 2716009), (43, 1263260), (83, 654460), (86, 631630), (166, 327230), (172, 315815), (215, 252652), (332, 163615), (415, 130892), (430, 126326), (761, 71380), (830, 65446), (860, 63163), (1522, 35690), (1660, 32723), (3044, 17845), (3569, 15220), (3805, 14276), (7138, 7610)]