690665120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{8191}}^1$

素因数の和:8254

約数の個数: 96

約数和(自身を含む): 1783627776

約数和(自身を除く): 1092962656

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 340, 496, 527, 544, 620, 680, 992, 1054, 1240, 1360, 2108, 2480, 2635, 2720, 4216, 4960, 5270, 8191, 8432, 10540, 16382, 16864, 21080, 32764, 40955, 42160, 65528, 81910, 84320, 131056, 139247, 163820, 253921, 262112, 278494, 327640, 507842, 556988, 655280, 696235, 1015684, 1113976, 1269605, 1310560, 1392470, 2031368, 2227952, 2539210, 2784940, 4062736, 4316657, 4455904, 5078420, 5569880, 8125472, 8633314, 10156840, 11139760, 17266628, 20313680, 21583285, 22279520, 34533256, 40627360, 43166570, 69066512, 86333140, 138133024, 172666280, 345332560, 690665120]

約数ペア:

[(1, 690665120), (2, 345332560), (4, 172666280), (5, 138133024), (8, 86333140), (10, 69066512), (16, 43166570), (17, 40627360), (20, 34533256), (31, 22279520), (32, 21583285), (34, 20313680), (40, 17266628), (62, 11139760), (68, 10156840), (80, 8633314), (85, 8125472), (124, 5569880), (136, 5078420), (155, 4455904), (160, 4316657), (170, 4062736), (248, 2784940), (272, 2539210), (310, 2227952), (340, 2031368), (496, 1392470), (527, 1310560), (544, 1269605), (620, 1113976), (680, 1015684), (992, 696235), (1054, 655280), (1240, 556988), (1360, 507842), (2108, 327640), (2480, 278494), (2635, 262112), (2720, 253921), (4216, 163820), (4960, 139247), (5270, 131056), (8191, 84320), (8432, 81910), (10540, 65528), (16382, 42160), (16864, 40955), (21080, 32764)]