522455440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6359}}^1$

素因数の和:6464

約数の個数: 80

約数和(自身を含む): 1324915200

約数和(自身を除く): 802459760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 158, 208, 260, 316, 395, 520, 632, 790, 1027, 1040, 1264, 1580, 2054, 3160, 4108, 5135, 6320, 6359, 8216, 10270, 12718, 16432, 20540, 25436, 31795, 41080, 50872, 63590, 82160, 82667, 101744, 127180, 165334, 254360, 330668, 413335, 502361, 508720, 661336, 826670, 1004722, 1322672, 1653340, 2009444, 2511805, 3306680, 4018888, 5023610, 6530693, 6613360, 8037776, 10047220, 13061386, 20094440, 26122772, 32653465, 40188880, 52245544, 65306930, 104491088, 130613860, 261227720, 522455440]

約数ペア:

[(1, 522455440), (2, 261227720), (4, 130613860), (5, 104491088), (8, 65306930), (10, 52245544), (13, 40188880), (16, 32653465), (20, 26122772), (26, 20094440), (40, 13061386), (52, 10047220), (65, 8037776), (79, 6613360), (80, 6530693), (104, 5023610), (130, 4018888), (158, 3306680), (208, 2511805), (260, 2009444), (316, 1653340), (395, 1322672), (520, 1004722), (632, 826670), (790, 661336), (1027, 508720), (1040, 502361), (1264, 413335), (1580, 330668), (2054, 254360), (3160, 165334), (4108, 127180), (5135, 101744), (6320, 82667), (6359, 82160), (8216, 63590), (10270, 50872), (12718, 41080), (16432, 31795), (20540, 25436)]