55299140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4013}}^1$

素因数の和:4088

約数の個数: 48

約数和(自身を含む): 127452528

約数和(自身を除く): 72153388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 4013, 6890, 8026, 13780, 16052, 20065, 40130, 52169, 80260, 104338, 208676, 212689, 260845, 425378, 521690, 850756, 1043380, 1063445, 2126890, 2764957, 4253780, 5529914, 11059828, 13824785, 27649570, 55299140]

約数ペア:

[(1, 55299140), (2, 27649570), (4, 13824785), (5, 11059828), (10, 5529914), (13, 4253780), (20, 2764957), (26, 2126890), (52, 1063445), (53, 1043380), (65, 850756), (106, 521690), (130, 425378), (212, 260845), (260, 212689), (265, 208676), (530, 104338), (689, 80260), (1060, 52169), (1378, 40130), (2756, 20065), (3445, 16052), (4013, 13780), (6890, 8026)]