654828220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 1467196416

約数和(自身を除く): 812368196

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 74, 82, 113, 148, 164, 185, 191, 205, 226, 370, 382, 410, 452, 565, 740, 764, 820, 955, 1130, 1517, 1910, 2260, 3034, 3820, 4181, 4633, 6068, 7067, 7585, 7831, 8362, 9266, 14134, 15170, 15662, 16724, 18532, 20905, 21583, 23165, 28268, 30340, 31324, 35335, 39155, 41810, 43166, 46330, 70670, 78310, 83620, 86332, 92660, 107915, 141340, 156620, 171421, 215830, 289747, 342842, 431660, 579494, 685684, 798571, 857105, 884903, 1158988, 1448735, 1597142, 1714210, 1769806, 2897470, 3194284, 3428420, 3539612, 3992855, 4424515, 5794940, 7985710, 8849030, 15971420, 17698060, 32741411, 65482822, 130965644, 163707055, 327414110, 654828220]

約数ペア:

[(1, 654828220), (2, 327414110), (4, 163707055), (5, 130965644), (10, 65482822), (20, 32741411), (37, 17698060), (41, 15971420), (74, 8849030), (82, 7985710), (113, 5794940), (148, 4424515), (164, 3992855), (185, 3539612), (191, 3428420), (205, 3194284), (226, 2897470), (370, 1769806), (382, 1714210), (410, 1597142), (452, 1448735), (565, 1158988), (740, 884903), (764, 857105), (820, 798571), (955, 685684), (1130, 579494), (1517, 431660), (1910, 342842), (2260, 289747), (3034, 215830), (3820, 171421), (4181, 156620), (4633, 141340), (6068, 107915), (7067, 92660), (7585, 86332), (7831, 83620), (8362, 78310), (9266, 70670), (14134, 46330), (15170, 43166), (15662, 41810), (16724, 39155), (18532, 35335), (20905, 31324), (21583, 30340), (23165, 28268)]