138470410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 276595200

約数和(自身を除く): 138124790

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 97, 130, 139, 158, 194, 278, 395, 485, 695, 790, 970, 1027, 1261, 1390, 1807, 2054, 2522, 3614, 5135, 6305, 7663, 9035, 10270, 10981, 12610, 13483, 15326, 18070, 21962, 26966, 38315, 54905, 67415, 76630, 99619, 109810, 134830, 142753, 175279, 199238, 285506, 350558, 498095, 713765, 876395, 996190, 1065157, 1427530, 1752790, 2130314, 5325785, 10651570, 13847041, 27694082, 69235205, 138470410]

約数ペア:

[(1, 138470410), (2, 69235205), (5, 27694082), (10, 13847041), (13, 10651570), (26, 5325785), (65, 2130314), (79, 1752790), (97, 1427530), (130, 1065157), (139, 996190), (158, 876395), (194, 713765), (278, 498095), (395, 350558), (485, 285506), (695, 199238), (790, 175279), (970, 142753), (1027, 134830), (1261, 109810), (1390, 99619), (1807, 76630), (2054, 67415), (2522, 54905), (3614, 38315), (5135, 26966), (6305, 21962), (7663, 18070), (9035, 15326), (10270, 13483), (10981, 12610)]