81617910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{1481}}^1$

素因数の和:1669

約数の個数: 64

約数和(自身を含む): 215115264

約数和(自身を除く): 133497354

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 167, 330, 334, 501, 835, 1002, 1481, 1670, 1837, 2505, 2962, 3674, 4443, 5010, 5511, 7405, 8886, 9185, 11022, 14810, 16291, 18370, 22215, 27555, 32582, 44430, 48873, 55110, 81455, 97746, 162910, 244365, 247327, 488730, 494654, 741981, 1236635, 1483962, 2473270, 2720597, 3709905, 5441194, 7419810, 8161791, 13602985, 16323582, 27205970, 40808955, 81617910]

約数ペア:

[(1, 81617910), (2, 40808955), (3, 27205970), (5, 16323582), (6, 13602985), (10, 8161791), (11, 7419810), (15, 5441194), (22, 3709905), (30, 2720597), (33, 2473270), (55, 1483962), (66, 1236635), (110, 741981), (165, 494654), (167, 488730), (330, 247327), (334, 244365), (501, 162910), (835, 97746), (1002, 81455), (1481, 55110), (1670, 48873), (1837, 44430), (2505, 32582), (2962, 27555), (3674, 22215), (4443, 18370), (5010, 16291), (5511, 14810), (7405, 11022), (8886, 9185)]