1109985000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{73999}}^1$

素因数の和:74028

約数の個数: 80

約数和(自身を含む): 3467640000

約数和(自身を除く): 2357655000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 1000, 1250, 1500, 1875, 2500, 3000, 3750, 5000, 7500, 15000, 73999, 147998, 221997, 295996, 369995, 443994, 591992, 739990, 887988, 1109985, 1479980, 1775976, 1849975, 2219970, 2959960, 3699950, 4439940, 5549925, 7399900, 8879880, 9249875, 11099850, 14799800, 18499750, 22199700, 27749625, 36999500, 44399400, 46249375, 55499250, 73999000, 92498750, 110998500, 138748125, 184997500, 221997000, 277496250, 369995000, 554992500, 1109985000]

約数ペア:

[(1, 1109985000), (2, 554992500), (3, 369995000), (4, 277496250), (5, 221997000), (6, 184997500), (8, 138748125), (10, 110998500), (12, 92498750), (15, 73999000), (20, 55499250), (24, 46249375), (25, 44399400), (30, 36999500), (40, 27749625), (50, 22199700), (60, 18499750), (75, 14799800), (100, 11099850), (120, 9249875), (125, 8879880), (150, 7399900), (200, 5549925), (250, 4439940), (300, 3699950), (375, 2959960), (500, 2219970), (600, 1849975), (625, 1775976), (750, 1479980), (1000, 1109985), (1250, 887988), (1500, 739990), (1875, 591992), (2500, 443994), (3000, 369995), (3750, 295996), (5000, 221997), (7500, 147998), (15000, 73999)]