78675740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27509}}^1$

素因数の和:27542

約数の個数: 48

約数和(自身を含む): 194110560

約数和(自身を除く): 115434820

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 27509, 55018, 110036, 137545, 275090, 302599, 357617, 550180, 605198, 715234, 1210396, 1430468, 1512995, 1788085, 3025990, 3576170, 3933787, 6051980, 7152340, 7867574, 15735148, 19668935, 39337870, 78675740]

約数ペア:

[(1, 78675740), (2, 39337870), (4, 19668935), (5, 15735148), (10, 7867574), (11, 7152340), (13, 6051980), (20, 3933787), (22, 3576170), (26, 3025990), (44, 1788085), (52, 1512995), (55, 1430468), (65, 1210396), (110, 715234), (130, 605198), (143, 550180), (220, 357617), (260, 302599), (286, 275090), (572, 137545), (715, 110036), (1430, 55018), (2860, 27509)]