85245040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{929}}^1$

素因数の和:1010

約数の個数: 80

約数和(自身を含む): 210343680

約数和(自身を除く): 125098640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 929, 1147, 1240, 1480, 1858, 2294, 2480, 2960, 3716, 4588, 4645, 5735, 7432, 9176, 9290, 11470, 14864, 18352, 18580, 22940, 28799, 34373, 37160, 45880, 57598, 68746, 74320, 91760, 115196, 137492, 143995, 171865, 230392, 274984, 287990, 343730, 460784, 549968, 575980, 687460, 1065563, 1151960, 1374920, 2131126, 2303920, 2749840, 4262252, 5327815, 8524504, 10655630, 17049008, 21311260, 42622520, 85245040]

約数ペア:

[(1, 85245040), (2, 42622520), (4, 21311260), (5, 17049008), (8, 10655630), (10, 8524504), (16, 5327815), (20, 4262252), (31, 2749840), (37, 2303920), (40, 2131126), (62, 1374920), (74, 1151960), (80, 1065563), (124, 687460), (148, 575980), (155, 549968), (185, 460784), (248, 343730), (296, 287990), (310, 274984), (370, 230392), (496, 171865), (592, 143995), (620, 137492), (740, 115196), (929, 91760), (1147, 74320), (1240, 68746), (1480, 57598), (1858, 45880), (2294, 37160), (2480, 34373), (2960, 28799), (3716, 22940), (4588, 18580), (4645, 18352), (5735, 14864), (7432, 11470), (9176, 9290)]