787397100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5281}}^1$

素因数の和:5376

約数の個数: 144

約数和(自身を含む): 2640830976

約数和(自身を除く): 1853433876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 140, 142, 150, 175, 210, 213, 284, 300, 350, 355, 420, 426, 497, 525, 700, 710, 852, 994, 1050, 1065, 1420, 1491, 1775, 1988, 2100, 2130, 2485, 2982, 3550, 4260, 4970, 5281, 5325, 5964, 7100, 7455, 9940, 10562, 10650, 12425, 14910, 15843, 21124, 21300, 24850, 26405, 29820, 31686, 36967, 37275, 49700, 52810, 63372, 73934, 74550, 79215, 105620, 110901, 132025, 147868, 149100, 158430, 184835, 221802, 264050, 316860, 369670, 374951, 396075, 443604, 528100, 554505, 739340, 749902, 792150, 924175, 1109010, 1124853, 1499804, 1584300, 1848350, 1874755, 2218020, 2249706, 2624657, 2772525, 3696700, 3749510, 4499412, 5249314, 5545050, 5624265, 7499020, 7873971, 9373775, 10498628, 11090100, 11248530, 13123285, 15747942, 18747550, 22497060, 26246570, 28121325, 31495884, 37495100, 39369855, 52493140, 56242650, 65616425, 78739710, 112485300, 131232850, 157479420, 196849275, 262465700, 393698550, 787397100]

約数ペア:

[(1, 787397100), (2, 393698550), (3, 262465700), (4, 196849275), (5, 157479420), (6, 131232850), (7, 112485300), (10, 78739710), (12, 65616425), (14, 56242650), (15, 52493140), (20, 39369855), (21, 37495100), (25, 31495884), (28, 28121325), (30, 26246570), (35, 22497060), (42, 18747550), (50, 15747942), (60, 13123285), (70, 11248530), (71, 11090100), (75, 10498628), (84, 9373775), (100, 7873971), (105, 7499020), (140, 5624265), (142, 5545050), (150, 5249314), (175, 4499412), (210, 3749510), (213, 3696700), (284, 2772525), (300, 2624657), (350, 2249706), (355, 2218020), (420, 1874755), (426, 1848350), (497, 1584300), (525, 1499804), (700, 1124853), (710, 1109010), (852, 924175), (994, 792150), (1050, 749902), (1065, 739340), (1420, 554505), (1491, 528100), (1775, 443604), (1988, 396075), (2100, 374951), (2130, 369670), (2485, 316860), (2982, 264050), (3550, 221802), (4260, 184835), (4970, 158430), (5281, 149100), (5325, 147868), (5964, 132025), (7100, 110901), (7455, 105620), (9940, 79215), (10562, 74550), (10650, 73934), (12425, 63372), (14910, 52810), (15843, 49700), (21124, 37275), (21300, 36967), (24850, 31686), (26405, 29820)]