99900920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5849}}^1$

素因数の和:5928

約数の個数: 64

約数和(自身を含む): 261144000

約数和(自身を除く): 161243080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 4270, 5849, 8540, 11698, 17080, 23396, 29245, 40943, 46792, 58490, 81886, 116980, 163772, 204715, 233960, 327544, 356789, 409430, 713578, 818860, 1427156, 1637720, 1783945, 2497523, 2854312, 3567890, 4995046, 7135780, 9990092, 12487615, 14271560, 19980184, 24975230, 49950460, 99900920]

約数ペア:

[(1, 99900920), (2, 49950460), (4, 24975230), (5, 19980184), (7, 14271560), (8, 12487615), (10, 9990092), (14, 7135780), (20, 4995046), (28, 3567890), (35, 2854312), (40, 2497523), (56, 1783945), (61, 1637720), (70, 1427156), (122, 818860), (140, 713578), (244, 409430), (280, 356789), (305, 327544), (427, 233960), (488, 204715), (610, 163772), (854, 116980), (1220, 81886), (1708, 58490), (2135, 46792), (2440, 40943), (3416, 29245), (4270, 23396), (5849, 17080), (8540, 11698)]