68878810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1028

約数の個数: 96

約数和(自身を含む): 169610112

約数和(自身を除く): 100731302

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 49, 55, 65, 70, 77, 91, 98, 110, 130, 143, 154, 182, 245, 286, 385, 455, 490, 539, 637, 715, 770, 910, 983, 1001, 1078, 1274, 1430, 1966, 2002, 2695, 3185, 4915, 5005, 5390, 6370, 6881, 7007, 9830, 10010, 10813, 12779, 13762, 14014, 21626, 25558, 34405, 35035, 48167, 54065, 63895, 68810, 70070, 75691, 89453, 96334, 108130, 127790, 140569, 151382, 178906, 240835, 281138, 378455, 447265, 481670, 529837, 626171, 702845, 756910, 894530, 983983, 1059674, 1252342, 1405690, 1967966, 2649185, 3130855, 4919915, 5298370, 6261710, 6887881, 9839830, 13775762, 34439405, 68878810]

約数ペア:

[(1, 68878810), (2, 34439405), (5, 13775762), (7, 9839830), (10, 6887881), (11, 6261710), (13, 5298370), (14, 4919915), (22, 3130855), (26, 2649185), (35, 1967966), (49, 1405690), (55, 1252342), (65, 1059674), (70, 983983), (77, 894530), (91, 756910), (98, 702845), (110, 626171), (130, 529837), (143, 481670), (154, 447265), (182, 378455), (245, 281138), (286, 240835), (385, 178906), (455, 151382), (490, 140569), (539, 127790), (637, 108130), (715, 96334), (770, 89453), (910, 75691), (983, 70070), (1001, 68810), (1078, 63895), (1274, 54065), (1430, 48167), (1966, 35035), (2002, 34405), (2695, 25558), (3185, 21626), (4915, 14014), (5005, 13762), (5390, 12779), (6370, 10813), (6881, 10010), (7007, 9830)]