81069200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{10667}}^1$

素因数の和:10704

約数の個数: 60

約数和(自身を含む): 205038960

約数和(自身を除く): 123969760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 10667, 21334, 42668, 53335, 85336, 106670, 170672, 202673, 213340, 266675, 405346, 426680, 533350, 810692, 853360, 1013365, 1066700, 1621384, 2026730, 2133400, 3242768, 4053460, 4266800, 5066825, 8106920, 10133650, 16213840, 20267300, 40534600, 81069200]

約数ペア:

[(1, 81069200), (2, 40534600), (4, 20267300), (5, 16213840), (8, 10133650), (10, 8106920), (16, 5066825), (19, 4266800), (20, 4053460), (25, 3242768), (38, 2133400), (40, 2026730), (50, 1621384), (76, 1066700), (80, 1013365), (95, 853360), (100, 810692), (152, 533350), (190, 426680), (200, 405346), (304, 266675), (380, 213340), (400, 202673), (475, 170672), (760, 106670), (950, 85336), (1520, 53335), (1900, 42668), (3800, 21334), (7600, 10667)]