81583630

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2957}}^1$

素因数の和:3084

約数の個数: 32

約数和(自身を含む): 153342720

約数和(自身を除く): 71759090

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 2759, 2957, 5518, 5914, 13795, 14785, 27590, 29570, 91667, 183334, 263173, 458335, 526346, 916670, 1315865, 2631730, 8158363, 16316726, 40791815, 81583630]

約数ペア:

[(1, 81583630), (2, 40791815), (5, 16316726), (10, 8158363), (31, 2631730), (62, 1315865), (89, 916670), (155, 526346), (178, 458335), (310, 263173), (445, 183334), (890, 91667), (2759, 29570), (2957, 27590), (5518, 14785), (5914, 13795)]