129180920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4813}}^1$

素因数の和:4896

約数の個数: 64

約数和(自身を含む): 322345440

約数和(自身を除く): 193164520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2684, 3355, 4813, 5368, 6710, 9626, 13420, 19252, 24065, 26840, 38504, 48130, 52943, 96260, 105886, 192520, 211772, 264715, 293593, 423544, 529430, 587186, 1058860, 1174372, 1467965, 2117720, 2348744, 2935930, 3229523, 5871860, 6459046, 11743720, 12918092, 16147615, 25836184, 32295230, 64590460, 129180920]

約数ペア:

[(1, 129180920), (2, 64590460), (4, 32295230), (5, 25836184), (8, 16147615), (10, 12918092), (11, 11743720), (20, 6459046), (22, 5871860), (40, 3229523), (44, 2935930), (55, 2348744), (61, 2117720), (88, 1467965), (110, 1174372), (122, 1058860), (220, 587186), (244, 529430), (305, 423544), (440, 293593), (488, 264715), (610, 211772), (671, 192520), (1220, 105886), (1342, 96260), (2440, 52943), (2684, 48130), (3355, 38504), (4813, 26840), (5368, 24065), (6710, 19252), (9626, 13420)]