391975500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^2\times {\mathrm{5333}}^1$

素因数の和:5369

約数の個数: 144

約数和(自身を含む): 1328037984

約数和(自身を除く): 936062484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 125, 140, 147, 150, 175, 196, 210, 245, 250, 294, 300, 350, 375, 420, 490, 500, 525, 588, 700, 735, 750, 875, 980, 1050, 1225, 1470, 1500, 1750, 2100, 2450, 2625, 2940, 3500, 3675, 4900, 5250, 5333, 6125, 7350, 10500, 10666, 12250, 14700, 15999, 18375, 21332, 24500, 26665, 31998, 36750, 37331, 53330, 63996, 73500, 74662, 79995, 106660, 111993, 133325, 149324, 159990, 186655, 223986, 261317, 266650, 319980, 373310, 399975, 447972, 522634, 533300, 559965, 666625, 746620, 783951, 799950, 933275, 1045268, 1119930, 1306585, 1333250, 1567902, 1599900, 1866550, 1999875, 2239860, 2613170, 2666500, 2799825, 3135804, 3733100, 3919755, 3999750, 4666375, 5226340, 5599650, 6532925, 7839510, 7999500, 9332750, 11199300, 13065850, 13999125, 15679020, 18665500, 19598775, 26131700, 27998250, 32664625, 39197550, 55996500, 65329250, 78395100, 97993875, 130658500, 195987750, 391975500]

約数ペア:

[(1, 391975500), (2, 195987750), (3, 130658500), (4, 97993875), (5, 78395100), (6, 65329250), (7, 55996500), (10, 39197550), (12, 32664625), (14, 27998250), (15, 26131700), (20, 19598775), (21, 18665500), (25, 15679020), (28, 13999125), (30, 13065850), (35, 11199300), (42, 9332750), (49, 7999500), (50, 7839510), (60, 6532925), (70, 5599650), (75, 5226340), (84, 4666375), (98, 3999750), (100, 3919755), (105, 3733100), (125, 3135804), (140, 2799825), (147, 2666500), (150, 2613170), (175, 2239860), (196, 1999875), (210, 1866550), (245, 1599900), (250, 1567902), (294, 1333250), (300, 1306585), (350, 1119930), (375, 1045268), (420, 933275), (490, 799950), (500, 783951), (525, 746620), (588, 666625), (700, 559965), (735, 533300), (750, 522634), (875, 447972), (980, 399975), (1050, 373310), (1225, 319980), (1470, 266650), (1500, 261317), (1750, 223986), (2100, 186655), (2450, 159990), (2625, 149324), (2940, 133325), (3500, 111993), (3675, 106660), (4900, 79995), (5250, 74662), (5333, 73500), (6125, 63996), (7350, 53330), (10500, 37331), (10666, 36750), (12250, 31998), (14700, 26665), (15999, 24500), (18375, 21332)]