2015517700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{317}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 5193667584

約数和(自身を除く): 3178149884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 293, 310, 317, 350, 434, 586, 620, 634, 700, 775, 868, 1085, 1172, 1268, 1465, 1550, 1585, 2051, 2170, 2219, 2930, 3100, 3170, 4102, 4340, 4438, 5425, 5860, 6340, 7325, 7925, 8204, 8876, 9083, 9827, 10255, 10850, 11095, 14650, 15850, 18166, 19654, 20510, 21700, 22190, 29300, 31700, 36332, 39308, 41020, 44380, 45415, 49135, 51275, 55475, 63581, 68789, 90830, 92881, 98270, 102550, 110950, 127162, 137578, 181660, 185762, 196540, 205100, 221900, 227075, 245675, 254324, 275156, 317905, 343945, 371524, 454150, 464405, 491350, 635810, 650167, 687890, 908300, 928810, 982700, 1271620, 1300334, 1375780, 1589525, 1719725, 1857620, 2322025, 2600668, 2879311, 3179050, 3250835, 3439450, 4644050, 5758622, 6358100, 6501670, 6878900, 9288100, 11517244, 13003340, 14396555, 16254175, 20155177, 28793110, 32508350, 40310354, 57586220, 65016700, 71982775, 80620708, 100775885, 143965550, 201551770, 287931100, 403103540, 503879425, 1007758850, 2015517700]

約数ペア:

[(1, 2015517700), (2, 1007758850), (4, 503879425), (5, 403103540), (7, 287931100), (10, 201551770), (14, 143965550), (20, 100775885), (25, 80620708), (28, 71982775), (31, 65016700), (35, 57586220), (50, 40310354), (62, 32508350), (70, 28793110), (100, 20155177), (124, 16254175), (140, 14396555), (155, 13003340), (175, 11517244), (217, 9288100), (293, 6878900), (310, 6501670), (317, 6358100), (350, 5758622), (434, 4644050), (586, 3439450), (620, 3250835), (634, 3179050), (700, 2879311), (775, 2600668), (868, 2322025), (1085, 1857620), (1172, 1719725), (1268, 1589525), (1465, 1375780), (1550, 1300334), (1585, 1271620), (2051, 982700), (2170, 928810), (2219, 908300), (2930, 687890), (3100, 650167), (3170, 635810), (4102, 491350), (4340, 464405), (4438, 454150), (5425, 371524), (5860, 343945), (6340, 317905), (7325, 275156), (7925, 254324), (8204, 245675), (8876, 227075), (9083, 221900), (9827, 205100), (10255, 196540), (10850, 185762), (11095, 181660), (14650, 137578), (15850, 127162), (18166, 110950), (19654, 102550), (20510, 98270), (21700, 92881), (22190, 90830), (29300, 68789), (31700, 63581), (36332, 55475), (39308, 51275), (41020, 49135), (44380, 45415)]