71467000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 128

約数和(自身を含む): 187012800

約数和(自身を除く): 115545800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 73, 88, 89, 100, 110, 125, 146, 178, 200, 220, 250, 275, 292, 356, 365, 440, 445, 500, 550, 584, 712, 730, 803, 890, 979, 1000, 1100, 1375, 1460, 1606, 1780, 1825, 1958, 2200, 2225, 2750, 2920, 3212, 3560, 3650, 3916, 4015, 4450, 4895, 5500, 6424, 6497, 7300, 7832, 8030, 8900, 9125, 9790, 11000, 11125, 12994, 14600, 16060, 17800, 18250, 19580, 20075, 22250, 24475, 25988, 32120, 32485, 36500, 39160, 40150, 44500, 48950, 51976, 64970, 71467, 73000, 80300, 89000, 97900, 100375, 122375, 129940, 142934, 160600, 162425, 195800, 200750, 244750, 259880, 285868, 324850, 357335, 401500, 489500, 571736, 649700, 714670, 803000, 812125, 979000, 1299400, 1429340, 1624250, 1786675, 2858680, 3248500, 3573350, 6497000, 7146700, 8933375, 14293400, 17866750, 35733500, 71467000]

約数ペア:

[(1, 71467000), (2, 35733500), (4, 17866750), (5, 14293400), (8, 8933375), (10, 7146700), (11, 6497000), (20, 3573350), (22, 3248500), (25, 2858680), (40, 1786675), (44, 1624250), (50, 1429340), (55, 1299400), (73, 979000), (88, 812125), (89, 803000), (100, 714670), (110, 649700), (125, 571736), (146, 489500), (178, 401500), (200, 357335), (220, 324850), (250, 285868), (275, 259880), (292, 244750), (356, 200750), (365, 195800), (440, 162425), (445, 160600), (500, 142934), (550, 129940), (584, 122375), (712, 100375), (730, 97900), (803, 89000), (890, 80300), (979, 73000), (1000, 71467), (1100, 64970), (1375, 51976), (1460, 48950), (1606, 44500), (1780, 40150), (1825, 39160), (1958, 36500), (2200, 32485), (2225, 32120), (2750, 25988), (2920, 24475), (3212, 22250), (3560, 20075), (3650, 19580), (3916, 18250), (4015, 17800), (4450, 16060), (4895, 14600), (5500, 12994), (6424, 11125), (6497, 11000), (7300, 9790), (7832, 9125), (8030, 8900)]