80450100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1259}}^1$

素因数の和:1350

約数の個数: 108

約数和(自身を含む): 255921120

約数和(自身を除く): 175471020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 71, 75, 90, 100, 142, 150, 180, 213, 225, 284, 300, 355, 426, 450, 639, 710, 852, 900, 1065, 1259, 1278, 1420, 1775, 2130, 2518, 2556, 3195, 3550, 3777, 4260, 5036, 5325, 6295, 6390, 7100, 7554, 10650, 11331, 12590, 12780, 15108, 15975, 18885, 21300, 22662, 25180, 31475, 31950, 37770, 45324, 56655, 62950, 63900, 75540, 89389, 94425, 113310, 125900, 178778, 188850, 226620, 268167, 283275, 357556, 377700, 446945, 536334, 566550, 804501, 893890, 1072668, 1133100, 1340835, 1609002, 1787780, 2234725, 2681670, 3218004, 4022505, 4469450, 5363340, 6704175, 8045010, 8938900, 13408350, 16090020, 20112525, 26816700, 40225050, 80450100]

約数ペア:

[(1, 80450100), (2, 40225050), (3, 26816700), (4, 20112525), (5, 16090020), (6, 13408350), (9, 8938900), (10, 8045010), (12, 6704175), (15, 5363340), (18, 4469450), (20, 4022505), (25, 3218004), (30, 2681670), (36, 2234725), (45, 1787780), (50, 1609002), (60, 1340835), (71, 1133100), (75, 1072668), (90, 893890), (100, 804501), (142, 566550), (150, 536334), (180, 446945), (213, 377700), (225, 357556), (284, 283275), (300, 268167), (355, 226620), (426, 188850), (450, 178778), (639, 125900), (710, 113310), (852, 94425), (900, 89389), (1065, 75540), (1259, 63900), (1278, 62950), (1420, 56655), (1775, 45324), (2130, 37770), (2518, 31950), (2556, 31475), (3195, 25180), (3550, 22662), (3777, 21300), (4260, 18885), (5036, 15975), (5325, 15108), (6295, 12780), (6390, 12590), (7100, 11331), (7554, 10650)]