126396400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:363

約数の個数: 120

約数和(自身を含む): 331506560

約数和(自身を除く): 205110160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 109, 130, 200, 208, 218, 223, 260, 325, 400, 436, 446, 520, 545, 650, 872, 892, 1040, 1090, 1115, 1300, 1417, 1744, 1784, 2180, 2230, 2600, 2725, 2834, 2899, 3568, 4360, 4460, 5200, 5450, 5575, 5668, 5798, 7085, 8720, 8920, 10900, 11150, 11336, 11596, 14170, 14495, 17840, 21800, 22300, 22672, 23192, 24307, 28340, 28990, 35425, 43600, 44600, 46384, 48614, 56680, 57980, 70850, 72475, 89200, 97228, 113360, 115960, 121535, 141700, 144950, 194456, 231920, 243070, 283400, 289900, 315991, 388912, 486140, 566800, 579800, 607675, 631982, 972280, 1159600, 1215350, 1263964, 1579955, 1944560, 2430700, 2527928, 3159910, 4861400, 5055856, 6319820, 7899775, 9722800, 12639640, 15799550, 25279280, 31599100, 63198200, 126396400]

約数ペア:

[(1, 126396400), (2, 63198200), (4, 31599100), (5, 25279280), (8, 15799550), (10, 12639640), (13, 9722800), (16, 7899775), (20, 6319820), (25, 5055856), (26, 4861400), (40, 3159910), (50, 2527928), (52, 2430700), (65, 1944560), (80, 1579955), (100, 1263964), (104, 1215350), (109, 1159600), (130, 972280), (200, 631982), (208, 607675), (218, 579800), (223, 566800), (260, 486140), (325, 388912), (400, 315991), (436, 289900), (446, 283400), (520, 243070), (545, 231920), (650, 194456), (872, 144950), (892, 141700), (1040, 121535), (1090, 115960), (1115, 113360), (1300, 97228), (1417, 89200), (1744, 72475), (1784, 70850), (2180, 57980), (2230, 56680), (2600, 48614), (2725, 46384), (2834, 44600), (2899, 43600), (3568, 35425), (4360, 28990), (4460, 28340), (5200, 24307), (5450, 23192), (5575, 22672), (5668, 22300), (5798, 21800), (7085, 17840), (8720, 14495), (8920, 14170), (10900, 11596), (11150, 11336)]