156799938995

素因数分解:

$5^1\times 7^2\times {\mathrm{53}}^2\times {\mathrm{71}}^1\times {\mathrm{3209}}^1$

素因数の和:3405

約数の個数: 72

約数和(自身を含む): 226300223520

約数和(自身を除く): 69500284525

約数列:

[1, 5, 7, 35, 49, 53, 71, 245, 265, 355, 371, 497, 1855, 2485, 2597, 2809, 3209, 3479, 3763, 12985, 14045, 16045, 17395, 18815, 19663, 22463, 26341, 98315, 112315, 131705, 137641, 157241, 170077, 184387, 199439, 227839, 688205, 786205, 850385, 921935, 997195, 1139195, 1190539, 1396073, 1594873, 5952695, 6980365, 7974365, 8333773, 9014081, 9772511, 11164111, 12075467, 41668865, 45070405, 48862555, 55820555, 60377335, 63098567, 84528269, 315492835, 422641345, 441689969, 591697883, 639999751, 2208449845, 2958489415, 3199998755, 4479998257, 22399991285, 31359987799, 156799938995]

約数ペア:

[(1, 156799938995), (5, 31359987799), (7, 22399991285), (35, 4479998257), (49, 3199998755), (53, 2958489415), (71, 2208449845), (245, 639999751), (265, 591697883), (355, 441689969), (371, 422641345), (497, 315492835), (1855, 84528269), (2485, 63098567), (2597, 60377335), (2809, 55820555), (3209, 48862555), (3479, 45070405), (3763, 41668865), (12985, 12075467), (14045, 11164111), (16045, 9772511), (17395, 9014081), (18815, 8333773), (19663, 7974365), (22463, 6980365), (26341, 5952695), (98315, 1594873), (112315, 1396073), (131705, 1190539), (137641, 1139195), (157241, 997195), (170077, 921935), (184387, 850385), (199439, 786205), (227839, 688205)]