20510100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1753}}^1$

素因数の和:1786

約数の個数: 108

約数和(自身を含む): 69272476

約数和(自身を除く): 48762376

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1753, 1950, 2340, 2925, 3506, 3900, 5259, 5850, 7012, 8765, 10518, 11700, 15777, 17530, 21036, 22789, 26295, 31554, 35060, 43825, 45578, 52590, 63108, 68367, 78885, 87650, 91156, 105180, 113945, 131475, 136734, 157770, 175300, 205101, 227890, 262950, 273468, 315540, 341835, 394425, 410202, 455780, 525900, 569725, 683670, 788850, 820404, 1025505, 1139450, 1367340, 1577700, 1709175, 2051010, 2278900, 3418350, 4102020, 5127525, 6836700, 10255050, 20510100]

約数ペア:

[(1, 20510100), (2, 10255050), (3, 6836700), (4, 5127525), (5, 4102020), (6, 3418350), (9, 2278900), (10, 2051010), (12, 1709175), (13, 1577700), (15, 1367340), (18, 1139450), (20, 1025505), (25, 820404), (26, 788850), (30, 683670), (36, 569725), (39, 525900), (45, 455780), (50, 410202), (52, 394425), (60, 341835), (65, 315540), (75, 273468), (78, 262950), (90, 227890), (100, 205101), (117, 175300), (130, 157770), (150, 136734), (156, 131475), (180, 113945), (195, 105180), (225, 91156), (234, 87650), (260, 78885), (300, 68367), (325, 63108), (390, 52590), (450, 45578), (468, 43825), (585, 35060), (650, 31554), (780, 26295), (900, 22789), (975, 21036), (1170, 17530), (1300, 15777), (1753, 11700), (1950, 10518), (2340, 8765), (2925, 7012), (3506, 5850), (3900, 5259)]