20145806350

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{1223}}^1\times {\mathrm{4513}}^1$

素因数の和:5821

約数の個数: 48

約数和(自身を含む): 38023985952

約数和(自身を除く): 17878179602

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 730, 1223, 1825, 2446, 3650, 4513, 6115, 9026, 12230, 22565, 30575, 45130, 61150, 89279, 112825, 178558, 225650, 329449, 446395, 658898, 892790, 1647245, 2231975, 3294490, 4463950, 5519399, 8236225, 11038798, 16472450, 27596995, 55193990, 137984975, 275969950, 402916127, 805832254, 2014580635, 4029161270, 10072903175, 20145806350]

約数ペア:

[(1, 20145806350), (2, 10072903175), (5, 4029161270), (10, 2014580635), (25, 805832254), (50, 402916127), (73, 275969950), (146, 137984975), (365, 55193990), (730, 27596995), (1223, 16472450), (1825, 11038798), (2446, 8236225), (3650, 5519399), (4513, 4463950), (6115, 3294490), (9026, 2231975), (12230, 1647245), (22565, 892790), (30575, 658898), (45130, 446395), (61150, 329449), (89279, 225650), (112825, 178558)]