72222325

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 114501600

約数和(自身を除く): 42279275

約数列:

[1, 5, 7, 19, 25, 29, 35, 49, 95, 107, 133, 145, 175, 203, 245, 475, 535, 551, 665, 725, 749, 931, 1015, 1225, 1421, 2033, 2675, 2755, 3103, 3325, 3745, 3857, 4655, 5075, 5243, 7105, 10165, 13775, 14231, 15515, 18725, 19285, 21721, 23275, 26215, 26999, 35525, 50825, 58957, 71155, 77575, 96425, 99617, 108605, 131075, 134995, 152047, 294785, 355775, 412699, 498085, 543025, 674975, 760235, 1473925, 2063495, 2490425, 2888893, 3801175, 10317475, 14444465, 72222325]

約数ペア:

[(1, 72222325), (5, 14444465), (7, 10317475), (19, 3801175), (25, 2888893), (29, 2490425), (35, 2063495), (49, 1473925), (95, 760235), (107, 674975), (133, 543025), (145, 498085), (175, 412699), (203, 355775), (245, 294785), (475, 152047), (535, 134995), (551, 131075), (665, 108605), (725, 99617), (749, 96425), (931, 77575), (1015, 71155), (1225, 58957), (1421, 50825), (2033, 35525), (2675, 26999), (2755, 26215), (3103, 23275), (3325, 21721), (3745, 19285), (3857, 18725), (4655, 15515), (5075, 14231), (5243, 13775), (7105, 10165)]