26156560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 64281600

約数和(自身を除く): 38125040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 106, 124, 155, 199, 212, 248, 265, 310, 398, 424, 496, 530, 620, 796, 848, 995, 1060, 1240, 1592, 1643, 1990, 2120, 2480, 3184, 3286, 3980, 4240, 6169, 6572, 7960, 8215, 10547, 12338, 13144, 15920, 16430, 21094, 24676, 26288, 30845, 32860, 42188, 49352, 52735, 61690, 65720, 84376, 98704, 105470, 123380, 131440, 168752, 210940, 246760, 326957, 421880, 493520, 653914, 843760, 1307828, 1634785, 2615656, 3269570, 5231312, 6539140, 13078280, 26156560]

約数ペア:

[(1, 26156560), (2, 13078280), (4, 6539140), (5, 5231312), (8, 3269570), (10, 2615656), (16, 1634785), (20, 1307828), (31, 843760), (40, 653914), (53, 493520), (62, 421880), (80, 326957), (106, 246760), (124, 210940), (155, 168752), (199, 131440), (212, 123380), (248, 105470), (265, 98704), (310, 84376), (398, 65720), (424, 61690), (496, 52735), (530, 49352), (620, 42188), (796, 32860), (848, 30845), (995, 26288), (1060, 24676), (1240, 21094), (1592, 16430), (1643, 15920), (1990, 13144), (2120, 12338), (2480, 10547), (3184, 8215), (3286, 7960), (3980, 6572), (4240, 6169)]