248105000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1$

素因数の和:397

約数の個数: 160

約数和(自身を含む): 684905760

約数和(自身を除く): 436800760

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 88, 100, 104, 110, 125, 130, 143, 200, 220, 250, 260, 275, 286, 325, 347, 440, 500, 520, 550, 572, 625, 650, 694, 715, 1000, 1100, 1144, 1250, 1300, 1375, 1388, 1430, 1625, 1735, 2200, 2500, 2600, 2750, 2776, 2860, 3250, 3470, 3575, 3817, 4511, 5000, 5500, 5720, 6500, 6875, 6940, 7150, 7634, 8125, 8675, 9022, 11000, 13000, 13750, 13880, 14300, 15268, 16250, 17350, 17875, 18044, 19085, 22555, 27500, 28600, 30536, 32500, 34700, 35750, 36088, 38170, 43375, 45110, 49621, 55000, 65000, 69400, 71500, 76340, 86750, 89375, 90220, 95425, 99242, 112775, 143000, 152680, 173500, 178750, 180440, 190850, 198484, 216875, 225550, 248105, 347000, 357500, 381700, 396968, 433750, 451100, 477125, 496210, 563875, 715000, 763400, 867500, 902200, 954250, 992420, 1127750, 1240525, 1735000, 1908500, 1984840, 2255500, 2385625, 2481050, 2819375, 3817000, 4511000, 4771250, 4962100, 5638750, 6202625, 9542500, 9924200, 11277500, 12405250, 19085000, 22555000, 24810500, 31013125, 49621000, 62026250, 124052500, 248105000]

約数ペア:

[(1, 248105000), (2, 124052500), (4, 62026250), (5, 49621000), (8, 31013125), (10, 24810500), (11, 22555000), (13, 19085000), (20, 12405250), (22, 11277500), (25, 9924200), (26, 9542500), (40, 6202625), (44, 5638750), (50, 4962100), (52, 4771250), (55, 4511000), (65, 3817000), (88, 2819375), (100, 2481050), (104, 2385625), (110, 2255500), (125, 1984840), (130, 1908500), (143, 1735000), (200, 1240525), (220, 1127750), (250, 992420), (260, 954250), (275, 902200), (286, 867500), (325, 763400), (347, 715000), (440, 563875), (500, 496210), (520, 477125), (550, 451100), (572, 433750), (625, 396968), (650, 381700), (694, 357500), (715, 347000), (1000, 248105), (1100, 225550), (1144, 216875), (1250, 198484), (1300, 190850), (1375, 180440), (1388, 178750), (1430, 173500), (1625, 152680), (1735, 143000), (2200, 112775), (2500, 99242), (2600, 95425), (2750, 90220), (2776, 89375), (2860, 86750), (3250, 76340), (3470, 71500), (3575, 69400), (3817, 65000), (4511, 55000), (5000, 49621), (5500, 45110), (5720, 43375), (6500, 38170), (6875, 36088), (6940, 35750), (7150, 34700), (7634, 32500), (8125, 30536), (8675, 28600), (9022, 27500), (11000, 22555), (13000, 19085), (13750, 18044), (13880, 17875), (14300, 17350), (15268, 16250)]