72953120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26821}}^1$

素因数の和:26853

約数の個数: 48

約数和(自身を含む): 182496888

約数和(自身を除く): 109543768

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 26821, 53642, 107284, 134105, 214568, 268210, 429136, 455957, 536420, 858272, 911914, 1072840, 1823828, 2145680, 2279785, 3647656, 4291360, 4559570, 7295312, 9119140, 14590624, 18238280, 36476560, 72953120]

約数ペア:

[(1, 72953120), (2, 36476560), (4, 18238280), (5, 14590624), (8, 9119140), (10, 7295312), (16, 4559570), (17, 4291360), (20, 3647656), (32, 2279785), (34, 2145680), (40, 1823828), (68, 1072840), (80, 911914), (85, 858272), (136, 536420), (160, 455957), (170, 429136), (272, 268210), (340, 214568), (544, 134105), (680, 107284), (1360, 53642), (2720, 26821)]