98868920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1123}}^1$

素因数の和:1236

約数の個数: 64

約数和(自身を含む): 233072640

約数和(自身を除く): 134203720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 1123, 1240, 1420, 2201, 2246, 2840, 4402, 4492, 5615, 8804, 8984, 11005, 11230, 17608, 22010, 22460, 34813, 44020, 44920, 69626, 79733, 88040, 139252, 159466, 174065, 278504, 318932, 348130, 398665, 637864, 696260, 797330, 1392520, 1594660, 2471723, 3189320, 4943446, 9886892, 12358615, 19773784, 24717230, 49434460, 98868920]

約数ペア:

[(1, 98868920), (2, 49434460), (4, 24717230), (5, 19773784), (8, 12358615), (10, 9886892), (20, 4943446), (31, 3189320), (40, 2471723), (62, 1594660), (71, 1392520), (124, 797330), (142, 696260), (155, 637864), (248, 398665), (284, 348130), (310, 318932), (355, 278504), (568, 174065), (620, 159466), (710, 139252), (1123, 88040), (1240, 79733), (1420, 69626), (2201, 44920), (2246, 44020), (2840, 34813), (4402, 22460), (4492, 22010), (5615, 17608), (8804, 11230), (8984, 11005)]