77738500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 209139840

約数和(自身を除く): 131401340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 49, 50, 70, 76, 95, 98, 100, 125, 133, 140, 167, 175, 190, 196, 245, 250, 266, 334, 350, 380, 475, 490, 500, 532, 665, 668, 700, 835, 875, 931, 950, 980, 1169, 1225, 1330, 1670, 1750, 1862, 1900, 2338, 2375, 2450, 2660, 3173, 3325, 3340, 3500, 3724, 4175, 4655, 4676, 4750, 4900, 5845, 6125, 6346, 6650, 8183, 8350, 9310, 9500, 11690, 12250, 12692, 13300, 15865, 16366, 16625, 16700, 18620, 20875, 22211, 23275, 23380, 24500, 29225, 31730, 32732, 33250, 40915, 41750, 44422, 46550, 58450, 63460, 66500, 79325, 81830, 83500, 88844, 93100, 111055, 116375, 116900, 146125, 155477, 158650, 163660, 204575, 222110, 232750, 292250, 310954, 317300, 396625, 409150, 444220, 465500, 555275, 584500, 621908, 777385, 793250, 818300, 1022875, 1110550, 1554770, 1586500, 2045750, 2221100, 2776375, 3109540, 3886925, 4091500, 5552750, 7773850, 11105500, 15547700, 19434625, 38869250, 77738500]

約数ペア:

[(1, 77738500), (2, 38869250), (4, 19434625), (5, 15547700), (7, 11105500), (10, 7773850), (14, 5552750), (19, 4091500), (20, 3886925), (25, 3109540), (28, 2776375), (35, 2221100), (38, 2045750), (49, 1586500), (50, 1554770), (70, 1110550), (76, 1022875), (95, 818300), (98, 793250), (100, 777385), (125, 621908), (133, 584500), (140, 555275), (167, 465500), (175, 444220), (190, 409150), (196, 396625), (245, 317300), (250, 310954), (266, 292250), (334, 232750), (350, 222110), (380, 204575), (475, 163660), (490, 158650), (500, 155477), (532, 146125), (665, 116900), (668, 116375), (700, 111055), (835, 93100), (875, 88844), (931, 83500), (950, 81830), (980, 79325), (1169, 66500), (1225, 63460), (1330, 58450), (1670, 46550), (1750, 44422), (1862, 41750), (1900, 40915), (2338, 33250), (2375, 32732), (2450, 31730), (2660, 29225), (3173, 24500), (3325, 23380), (3340, 23275), (3500, 22211), (3724, 20875), (4175, 18620), (4655, 16700), (4676, 16625), (4750, 16366), (4900, 15865), (5845, 13300), (6125, 12692), (6346, 12250), (6650, 11690), (8183, 9500), (8350, 9310)]