137338370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:747

約数の個数: 64

約数和(自身を含む): 280433664

約数和(自身を除く): 143095294

約数列:

[1, 2, 5, 10, 13, 26, 31, 53, 62, 65, 106, 130, 155, 265, 310, 403, 530, 643, 689, 806, 1286, 1378, 1643, 2015, 3215, 3286, 3445, 4030, 6430, 6890, 8215, 8359, 16430, 16718, 19933, 21359, 34079, 39866, 41795, 42718, 68158, 83590, 99665, 106795, 170395, 199330, 213590, 259129, 340790, 443027, 518258, 886054, 1056449, 1295645, 2112898, 2215135, 2591290, 4430270, 5282245, 10564490, 13733837, 27467674, 68669185, 137338370]

約数ペア:

[(1, 137338370), (2, 68669185), (5, 27467674), (10, 13733837), (13, 10564490), (26, 5282245), (31, 4430270), (53, 2591290), (62, 2215135), (65, 2112898), (106, 1295645), (130, 1056449), (155, 886054), (265, 518258), (310, 443027), (403, 340790), (530, 259129), (643, 213590), (689, 199330), (806, 170395), (1286, 106795), (1378, 99665), (1643, 83590), (2015, 68158), (3215, 42718), (3286, 41795), (3445, 39866), (4030, 34079), (6430, 21359), (6890, 19933), (8215, 16718), (8359, 16430)]