26255840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{971}}^1$

素因数の和:1012

約数の個数: 72

約数和(自身を含む): 67237128

約数和(自身を除く): 40981288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 971, 1040, 1352, 1690, 1942, 2080, 2704, 3380, 3884, 4855, 5408, 6760, 7768, 9710, 12623, 13520, 15536, 19420, 25246, 27040, 31072, 38840, 50492, 63115, 77680, 100984, 126230, 155360, 164099, 201968, 252460, 328198, 403936, 504920, 656396, 820495, 1009840, 1312792, 1640990, 2019680, 2625584, 3281980, 5251168, 6563960, 13127920, 26255840]

約数ペア:

[(1, 26255840), (2, 13127920), (4, 6563960), (5, 5251168), (8, 3281980), (10, 2625584), (13, 2019680), (16, 1640990), (20, 1312792), (26, 1009840), (32, 820495), (40, 656396), (52, 504920), (65, 403936), (80, 328198), (104, 252460), (130, 201968), (160, 164099), (169, 155360), (208, 126230), (260, 100984), (338, 77680), (416, 63115), (520, 50492), (676, 38840), (845, 31072), (971, 27040), (1040, 25246), (1352, 19420), (1690, 15536), (1942, 13520), (2080, 12623), (2704, 9710), (3380, 7768), (3884, 6760), (4855, 5408)]