72501625

素因数分解:

$5^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:144

約数の個数: 64

約数和(自身を含む): 112320000

約数和(自身を除く): 39818375

約数列:

[1, 5, 7, 19, 25, 35, 49, 89, 95, 125, 133, 175, 245, 343, 445, 475, 623, 665, 875, 931, 1225, 1691, 1715, 2225, 2375, 3115, 3325, 4361, 4655, 6125, 6517, 8455, 8575, 11125, 11837, 15575, 16625, 21805, 23275, 30527, 32585, 42275, 42875, 59185, 77875, 82859, 109025, 116375, 152635, 162925, 211375, 295925, 414295, 545125, 580013, 763175, 814625, 1479625, 2071475, 2900065, 3815875, 10357375, 14500325, 72501625]

約数ペア:

[(1, 72501625), (5, 14500325), (7, 10357375), (19, 3815875), (25, 2900065), (35, 2071475), (49, 1479625), (89, 814625), (95, 763175), (125, 580013), (133, 545125), (175, 414295), (245, 295925), (343, 211375), (445, 162925), (475, 152635), (623, 116375), (665, 109025), (875, 82859), (931, 77875), (1225, 59185), (1691, 42875), (1715, 42275), (2225, 32585), (2375, 30527), (3115, 23275), (3325, 21805), (4361, 16625), (4655, 15575), (6125, 11837), (6517, 11125), (8455, 8575)]