81983330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{57331}}^1$

素因数の和:57362

約数の個数: 32

約数和(自身を含む): 173371968

約数和(自身を除く): 91388638

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 57331, 114662, 286655, 573310, 630641, 745303, 1261282, 1490606, 3153205, 3726515, 6306410, 7453030, 8198333, 16396666, 40991665, 81983330]

約数ペア:

[(1, 81983330), (2, 40991665), (5, 16396666), (10, 8198333), (11, 7453030), (13, 6306410), (22, 3726515), (26, 3153205), (55, 1490606), (65, 1261282), (110, 745303), (130, 630641), (143, 573310), (286, 286655), (715, 114662), (1430, 57331)]