102120400

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{4817}}^1$

素因数の和:4888

約数の個数: 60

約数和(自身を含む): 250025292

約数和(自身を除く): 147904892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 100, 106, 200, 212, 265, 400, 424, 530, 848, 1060, 1325, 2120, 2650, 4240, 4817, 5300, 9634, 10600, 19268, 21200, 24085, 38536, 48170, 77072, 96340, 120425, 192680, 240850, 255301, 385360, 481700, 510602, 963400, 1021204, 1276505, 1926800, 2042408, 2553010, 4084816, 5106020, 6382525, 10212040, 12765050, 20424080, 25530100, 51060200, 102120400]

約数ペア:

[(1, 102120400), (2, 51060200), (4, 25530100), (5, 20424080), (8, 12765050), (10, 10212040), (16, 6382525), (20, 5106020), (25, 4084816), (40, 2553010), (50, 2042408), (53, 1926800), (80, 1276505), (100, 1021204), (106, 963400), (200, 510602), (212, 481700), (265, 385360), (400, 255301), (424, 240850), (530, 192680), (848, 120425), (1060, 96340), (1325, 77072), (2120, 48170), (2650, 38536), (4240, 24085), (4817, 21200), (5300, 19268), (9634, 10600)]