83263780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 179363520

約数和(自身を除く): 96099740

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 139, 244, 278, 305, 491, 556, 610, 695, 982, 1220, 1390, 1964, 2455, 2780, 4910, 8479, 9820, 16958, 29951, 33916, 42395, 59902, 68249, 84790, 119804, 136498, 149755, 169580, 272996, 299510, 341245, 599020, 682490, 1364980, 4163189, 8326378, 16652756, 20815945, 41631890, 83263780]

約数ペア:

[(1, 83263780), (2, 41631890), (4, 20815945), (5, 16652756), (10, 8326378), (20, 4163189), (61, 1364980), (122, 682490), (139, 599020), (244, 341245), (278, 299510), (305, 272996), (491, 169580), (556, 149755), (610, 136498), (695, 119804), (982, 84790), (1220, 68249), (1390, 59902), (1964, 42395), (2455, 33916), (2780, 29951), (4910, 16958), (8479, 9820)]