291248395325

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{859}}^1\times {\mathrm{2851}}^1$

素因数の和:3858

約数の個数: 48

約数和(自身を含む): 372264030720

約数和(自身を除く): 81015635395

約数列:

[1, 5, 25, 67, 71, 335, 355, 859, 1675, 1775, 2851, 4295, 4757, 14255, 21475, 23785, 57553, 60989, 71275, 118925, 191017, 202421, 287765, 304945, 955085, 1012105, 1438825, 1524725, 2449009, 4086263, 4775425, 5060525, 12245045, 13562207, 20431315, 61225225, 67811035, 102156575, 164083603, 173879639, 339055175, 820418015, 869398195, 4102090075, 4346990975, 11649935813, 58249679065, 291248395325]

約数ペア:

[(1, 291248395325), (5, 58249679065), (25, 11649935813), (67, 4346990975), (71, 4102090075), (335, 869398195), (355, 820418015), (859, 339055175), (1675, 173879639), (1775, 164083603), (2851, 102156575), (4295, 67811035), (4757, 61225225), (14255, 20431315), (21475, 13562207), (23785, 12245045), (57553, 5060525), (60989, 4775425), (71275, 4086263), (118925, 2449009), (191017, 1524725), (202421, 1438825), (287765, 1012105), (304945, 955085)]