23998000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 120

約数和(自身を含む): 63719136

約数和(自身を除く): 39721136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 71, 80, 100, 104, 125, 130, 142, 169, 200, 208, 250, 260, 284, 325, 338, 355, 400, 500, 520, 568, 650, 676, 710, 845, 923, 1000, 1040, 1136, 1300, 1352, 1420, 1625, 1690, 1775, 1846, 2000, 2600, 2704, 2840, 3250, 3380, 3550, 3692, 4225, 4615, 5200, 5680, 6500, 6760, 7100, 7384, 8450, 8875, 9230, 11999, 13000, 13520, 14200, 14768, 16900, 17750, 18460, 21125, 23075, 23998, 26000, 28400, 33800, 35500, 36920, 42250, 46150, 47996, 59995, 67600, 71000, 73840, 84500, 92300, 95992, 115375, 119990, 142000, 169000, 184600, 191984, 230750, 239980, 299975, 338000, 369200, 461500, 479960, 599950, 923000, 959920, 1199900, 1499875, 1846000, 2399800, 2999750, 4799600, 5999500, 11999000, 23998000]

約数ペア:

[(1, 23998000), (2, 11999000), (4, 5999500), (5, 4799600), (8, 2999750), (10, 2399800), (13, 1846000), (16, 1499875), (20, 1199900), (25, 959920), (26, 923000), (40, 599950), (50, 479960), (52, 461500), (65, 369200), (71, 338000), (80, 299975), (100, 239980), (104, 230750), (125, 191984), (130, 184600), (142, 169000), (169, 142000), (200, 119990), (208, 115375), (250, 95992), (260, 92300), (284, 84500), (325, 73840), (338, 71000), (355, 67600), (400, 59995), (500, 47996), (520, 46150), (568, 42250), (650, 36920), (676, 35500), (710, 33800), (845, 28400), (923, 26000), (1000, 23998), (1040, 23075), (1136, 21125), (1300, 18460), (1352, 17750), (1420, 16900), (1625, 14768), (1690, 14200), (1775, 13520), (1846, 13000), (2000, 11999), (2600, 9230), (2704, 8875), (2840, 8450), (3250, 7384), (3380, 7100), (3550, 6760), (3692, 6500), (4225, 5680), (4615, 5200)]