2154938821600

素因数分解:

$2^5\times 5^2\times {\mathrm{205201}}^1\times {\mathrm{13127}}^1$

素因数の和:218348

約数の個数: 72

約数和(自身を含む): 5261170794768

約数和(自身を除く): 3106231973168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 13127, 26254, 52508, 65635, 105016, 131270, 205201, 210032, 262540, 328175, 410402, 420064, 525080, 656350, 820804, 1026005, 1050160, 1312700, 1641608, 2052010, 2100320, 2625400, 3283216, 4104020, 5130025, 5250800, 6566432, 8208040, 10260050, 10501600, 16416080, 20520100, 32832160, 41040200, 82080400, 164160800, 2693673527, 5387347054, 10774694108, 13468367635, 21549388216, 26936735270, 43098776432, 53873470540, 67341838175, 86197552864, 107746941080, 134683676350, 215493882160, 269367352700, 430987764320, 538734705400, 1077469410800, 2154938821600]

約数ペア:

[(1, 2154938821600), (2, 1077469410800), (4, 538734705400), (5, 430987764320), (8, 269367352700), (10, 215493882160), (16, 134683676350), (20, 107746941080), (25, 86197552864), (32, 67341838175), (40, 53873470540), (50, 43098776432), (80, 26936735270), (100, 21549388216), (160, 13468367635), (200, 10774694108), (400, 5387347054), (800, 2693673527), (13127, 164160800), (26254, 82080400), (52508, 41040200), (65635, 32832160), (105016, 20520100), (131270, 16416080), (205201, 10501600), (210032, 10260050), (262540, 8208040), (328175, 6566432), (410402, 5250800), (420064, 5130025), (525080, 4104020), (656350, 3283216), (820804, 2625400), (1026005, 2100320), (1050160, 2052010), (1312700, 1641608)]