27391520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1013}}^1$

素因数の和:1054

約数の個数: 72

約数和(自身を含む): 70142436

約数和(自身を除く): 42750916

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, 1013, 1040, 1352, 1690, 2026, 2080, 2704, 3380, 4052, 5065, 5408, 6760, 8104, 10130, 13169, 13520, 16208, 20260, 26338, 27040, 32416, 40520, 52676, 65845, 81040, 105352, 131690, 162080, 171197, 210704, 263380, 342394, 421408, 526760, 684788, 855985, 1053520, 1369576, 1711970, 2107040, 2739152, 3423940, 5478304, 6847880, 13695760, 27391520]

約数ペア:

[(1, 27391520), (2, 13695760), (4, 6847880), (5, 5478304), (8, 3423940), (10, 2739152), (13, 2107040), (16, 1711970), (20, 1369576), (26, 1053520), (32, 855985), (40, 684788), (52, 526760), (65, 421408), (80, 342394), (104, 263380), (130, 210704), (160, 171197), (169, 162080), (208, 131690), (260, 105352), (338, 81040), (416, 65845), (520, 52676), (676, 40520), (845, 32416), (1013, 27040), (1040, 26338), (1352, 20260), (1690, 16208), (2026, 13520), (2080, 13169), (2704, 10130), (3380, 8104), (4052, 6760), (5065, 5408)]