69639020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{10211}}^1$

素因数の和:10262

約数の個数: 48

約数和(自身を含む): 164699136

約数和(自身を除く): 95060116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 10211, 20422, 40844, 51055, 102110, 112321, 204220, 224642, 316541, 449284, 561605, 633082, 1123210, 1266164, 1582705, 2246420, 3165410, 3481951, 6330820, 6963902, 13927804, 17409755, 34819510, 69639020]

約数ペア:

[(1, 69639020), (2, 34819510), (4, 17409755), (5, 13927804), (10, 6963902), (11, 6330820), (20, 3481951), (22, 3165410), (31, 2246420), (44, 1582705), (55, 1266164), (62, 1123210), (110, 633082), (124, 561605), (155, 449284), (220, 316541), (310, 224642), (341, 204220), (620, 112321), (682, 102110), (1364, 51055), (1705, 40844), (3410, 20422), (6820, 10211)]