71258900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 165364416

約数和(自身を除く): 94105516

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 167, 170, 251, 334, 340, 425, 502, 668, 835, 850, 1004, 1255, 1670, 1700, 2510, 2839, 3340, 4175, 4267, 5020, 5678, 6275, 8350, 8534, 11356, 12550, 14195, 16700, 17068, 21335, 25100, 28390, 41917, 42670, 56780, 70975, 83834, 85340, 106675, 141950, 167668, 209585, 213350, 283900, 419170, 426700, 712589, 838340, 1047925, 1425178, 2095850, 2850356, 3562945, 4191700, 7125890, 14251780, 17814725, 35629450, 71258900]

約数ペア:

[(1, 71258900), (2, 35629450), (4, 17814725), (5, 14251780), (10, 7125890), (17, 4191700), (20, 3562945), (25, 2850356), (34, 2095850), (50, 1425178), (68, 1047925), (85, 838340), (100, 712589), (167, 426700), (170, 419170), (251, 283900), (334, 213350), (340, 209585), (425, 167668), (502, 141950), (668, 106675), (835, 85340), (850, 83834), (1004, 70975), (1255, 56780), (1670, 42670), (1700, 41917), (2510, 28390), (2839, 25100), (3340, 21335), (4175, 17068), (4267, 16700), (5020, 14195), (5678, 12550), (6275, 11356), (8350, 8534)]