38915678950

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2713}}^1\times {\mathrm{4703}}^1$

素因数の和:7489

約数の個数: 48

約数和(自身を含む): 73612538496

約数和(自身を除く): 34696859546

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 1525, 2713, 3050, 4703, 5426, 9406, 13565, 23515, 27130, 47030, 67825, 117575, 135650, 165493, 235150, 286883, 330986, 573766, 827465, 1434415, 1654930, 2868830, 4137325, 7172075, 8274650, 12759239, 14344150, 25518478, 63796195, 127592390, 318980975, 637961950, 778313579, 1556627158, 3891567895, 7783135790, 19457839475, 38915678950]

約数ペア:

[(1, 38915678950), (2, 19457839475), (5, 7783135790), (10, 3891567895), (25, 1556627158), (50, 778313579), (61, 637961950), (122, 318980975), (305, 127592390), (610, 63796195), (1525, 25518478), (2713, 14344150), (3050, 12759239), (4703, 8274650), (5426, 7172075), (9406, 4137325), (13565, 2868830), (23515, 1654930), (27130, 1434415), (47030, 827465), (67825, 573766), (117575, 330986), (135650, 286883), (165493, 235150)]