26991000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{2999}}^1$

素因数の和:3026

約数の個数: 96

約数和(自身を含む): 91260000

約数和(自身を除く): 64269000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 360, 375, 450, 500, 600, 750, 900, 1000, 1125, 1500, 1800, 2250, 2999, 3000, 4500, 5998, 8997, 9000, 11996, 14995, 17994, 23992, 26991, 29990, 35988, 44985, 53982, 59980, 71976, 74975, 89970, 107964, 119960, 134955, 149950, 179940, 215928, 224925, 269910, 299900, 359880, 374875, 449850, 539820, 599800, 674775, 749750, 899700, 1079640, 1124625, 1349550, 1499500, 1799400, 2249250, 2699100, 2999000, 3373875, 4498500, 5398200, 6747750, 8997000, 13495500, 26991000]

約数ペア:

[(1, 26991000), (2, 13495500), (3, 8997000), (4, 6747750), (5, 5398200), (6, 4498500), (8, 3373875), (9, 2999000), (10, 2699100), (12, 2249250), (15, 1799400), (18, 1499500), (20, 1349550), (24, 1124625), (25, 1079640), (30, 899700), (36, 749750), (40, 674775), (45, 599800), (50, 539820), (60, 449850), (72, 374875), (75, 359880), (90, 299900), (100, 269910), (120, 224925), (125, 215928), (150, 179940), (180, 149950), (200, 134955), (225, 119960), (250, 107964), (300, 89970), (360, 74975), (375, 71976), (450, 59980), (500, 53982), (600, 44985), (750, 35988), (900, 29990), (1000, 26991), (1125, 23992), (1500, 17994), (1800, 14995), (2250, 11996), (2999, 9000), (3000, 8997), (4500, 5998)]