81966648985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{117163}}^1$

素因数の和:117457

約数の個数: 32

約数和(自身を含む): 108653207040

約数和(自身を除く): 26686558055

約数列:

[1, 5, 13, 47, 65, 229, 235, 611, 1145, 2977, 3055, 10763, 14885, 53815, 117163, 139919, 585815, 699595, 1523119, 5506661, 7615595, 26830327, 27533305, 71586593, 134151635, 348794251, 357932965, 1261025369, 1743971255, 6305126845, 16393329797, 81966648985]

約数ペア:

[(1, 81966648985), (5, 16393329797), (13, 6305126845), (47, 1743971255), (65, 1261025369), (229, 357932965), (235, 348794251), (611, 134151635), (1145, 71586593), (2977, 27533305), (3055, 26830327), (10763, 7615595), (14885, 5506661), (53815, 1523119), (117163, 699595), (139919, 585815)]