78834080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:430

約数の個数: 96

約数和(自身を含む): 202704768

約数和(自身を除く): 123870688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 151, 160, 208, 251, 260, 302, 416, 502, 520, 604, 755, 1004, 1040, 1208, 1255, 1510, 1963, 2008, 2080, 2416, 2510, 3020, 3263, 3926, 4016, 4832, 5020, 6040, 6526, 7852, 8032, 9815, 10040, 12080, 13052, 15704, 16315, 19630, 20080, 24160, 26104, 31408, 32630, 37901, 39260, 40160, 52208, 62816, 65260, 75802, 78520, 104416, 130520, 151604, 157040, 189505, 261040, 303208, 314080, 379010, 492713, 522080, 606416, 758020, 985426, 1212832, 1516040, 1970852, 2463565, 3032080, 3941704, 4927130, 6064160, 7883408, 9854260, 15766816, 19708520, 39417040, 78834080]

約数ペア:

[(1, 78834080), (2, 39417040), (4, 19708520), (5, 15766816), (8, 9854260), (10, 7883408), (13, 6064160), (16, 4927130), (20, 3941704), (26, 3032080), (32, 2463565), (40, 1970852), (52, 1516040), (65, 1212832), (80, 985426), (104, 758020), (130, 606416), (151, 522080), (160, 492713), (208, 379010), (251, 314080), (260, 303208), (302, 261040), (416, 189505), (502, 157040), (520, 151604), (604, 130520), (755, 104416), (1004, 78520), (1040, 75802), (1208, 65260), (1255, 62816), (1510, 52208), (1963, 40160), (2008, 39260), (2080, 37901), (2416, 32630), (2510, 31408), (3020, 26104), (3263, 24160), (3926, 20080), (4016, 19630), (4832, 16315), (5020, 15704), (6040, 13052), (6526, 12080), (7852, 10040), (8032, 9815)]