129343450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{787}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 255028320

約数和(自身を除く): 125684870

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 173, 190, 346, 475, 787, 865, 950, 1574, 1730, 3287, 3935, 4325, 6574, 7870, 8650, 14953, 16435, 19675, 29906, 32870, 39350, 74765, 82175, 136151, 149530, 164350, 272302, 373825, 680755, 747650, 1361510, 2586869, 3403775, 5173738, 6807550, 12934345, 25868690, 64671725, 129343450]

約数ペア:

[(1, 129343450), (2, 64671725), (5, 25868690), (10, 12934345), (19, 6807550), (25, 5173738), (38, 3403775), (50, 2586869), (95, 1361510), (173, 747650), (190, 680755), (346, 373825), (475, 272302), (787, 164350), (865, 149530), (950, 136151), (1574, 82175), (1730, 74765), (3287, 39350), (3935, 32870), (4325, 29906), (6574, 19675), (7870, 16435), (8650, 14953)]