53477480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 145704960

約数和(自身を除く): 92227480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 61, 62, 70, 101, 122, 124, 140, 155, 202, 217, 244, 248, 280, 305, 310, 404, 427, 434, 488, 505, 610, 620, 707, 808, 854, 868, 1010, 1085, 1220, 1240, 1414, 1708, 1736, 1891, 2020, 2135, 2170, 2440, 2828, 3131, 3416, 3535, 3782, 4040, 4270, 4340, 5656, 6161, 6262, 7070, 7564, 8540, 8680, 9455, 12322, 12524, 13237, 14140, 15128, 15655, 17080, 18910, 21917, 24644, 25048, 26474, 28280, 30805, 31310, 37820, 43127, 43834, 49288, 52948, 61610, 62620, 66185, 75640, 86254, 87668, 105896, 109585, 123220, 125240, 132370, 172508, 175336, 190991, 215635, 219170, 246440, 264740, 345016, 381982, 431270, 438340, 529480, 763964, 862540, 876680, 954955, 1336937, 1527928, 1725080, 1909910, 2673874, 3819820, 5347748, 6684685, 7639640, 10695496, 13369370, 26738740, 53477480]

約数ペア:

[(1, 53477480), (2, 26738740), (4, 13369370), (5, 10695496), (7, 7639640), (8, 6684685), (10, 5347748), (14, 3819820), (20, 2673874), (28, 1909910), (31, 1725080), (35, 1527928), (40, 1336937), (56, 954955), (61, 876680), (62, 862540), (70, 763964), (101, 529480), (122, 438340), (124, 431270), (140, 381982), (155, 345016), (202, 264740), (217, 246440), (244, 219170), (248, 215635), (280, 190991), (305, 175336), (310, 172508), (404, 132370), (427, 125240), (434, 123220), (488, 109585), (505, 105896), (610, 87668), (620, 86254), (707, 75640), (808, 66185), (854, 62620), (868, 61610), (1010, 52948), (1085, 49288), (1220, 43834), (1240, 43127), (1414, 37820), (1708, 31310), (1736, 30805), (1891, 28280), (2020, 26474), (2135, 25048), (2170, 24644), (2440, 21917), (2828, 18910), (3131, 17080), (3416, 15655), (3535, 15128), (3782, 14140), (4040, 13237), (4270, 12524), (4340, 12322), (5656, 9455), (6161, 8680), (6262, 8540), (7070, 7564)]