71653648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 163418112

約数和(自身を除く): 91764464

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 31, 44, 46, 62, 88, 92, 124, 176, 184, 248, 253, 341, 368, 496, 506, 571, 682, 713, 1012, 1142, 1364, 1426, 2024, 2284, 2728, 2852, 4048, 4568, 5456, 5704, 6281, 7843, 9136, 11408, 12562, 13133, 15686, 17701, 25124, 26266, 31372, 35402, 50248, 52532, 62744, 70804, 100496, 105064, 125488, 141608, 144463, 194711, 210128, 283216, 288926, 389422, 407123, 577852, 778844, 814246, 1155704, 1557688, 1628492, 2311408, 3115376, 3256984, 4478353, 6513968, 8956706, 17913412, 35826824, 71653648]

約数ペア:

[(1, 71653648), (2, 35826824), (4, 17913412), (8, 8956706), (11, 6513968), (16, 4478353), (22, 3256984), (23, 3115376), (31, 2311408), (44, 1628492), (46, 1557688), (62, 1155704), (88, 814246), (92, 778844), (124, 577852), (176, 407123), (184, 389422), (248, 288926), (253, 283216), (341, 210128), (368, 194711), (496, 144463), (506, 141608), (571, 125488), (682, 105064), (713, 100496), (1012, 70804), (1142, 62744), (1364, 52532), (1426, 50248), (2024, 35402), (2284, 31372), (2728, 26266), (2852, 25124), (4048, 17701), (4568, 15686), (5456, 13133), (5704, 12562), (6281, 11408), (7843, 9136)]