79139420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1699}}^1$

素因数の和:1862

約数の個数: 48

約数和(自身を含む): 177357600

約数和(自身を除く): 98218180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 137, 170, 274, 340, 548, 685, 1370, 1699, 2329, 2740, 3398, 4658, 6796, 8495, 9316, 11645, 16990, 23290, 28883, 33980, 46580, 57766, 115532, 144415, 232763, 288830, 465526, 577660, 931052, 1163815, 2327630, 3956971, 4655260, 7913942, 15827884, 19784855, 39569710, 79139420]

約数ペア:

[(1, 79139420), (2, 39569710), (4, 19784855), (5, 15827884), (10, 7913942), (17, 4655260), (20, 3956971), (34, 2327630), (68, 1163815), (85, 931052), (137, 577660), (170, 465526), (274, 288830), (340, 232763), (548, 144415), (685, 115532), (1370, 57766), (1699, 46580), (2329, 33980), (2740, 28883), (3398, 23290), (4658, 16990), (6796, 11645), (8495, 9316)]