161036785

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 251596800

約数和(自身を除く): 90560015

約数列:

[1, 5, 7, 13, 31, 35, 49, 65, 91, 155, 217, 233, 245, 343, 403, 455, 637, 1085, 1165, 1519, 1631, 1715, 2015, 2821, 3029, 3185, 4459, 7223, 7595, 8155, 10633, 11417, 14105, 15145, 19747, 21203, 22295, 36115, 50561, 53165, 57085, 79919, 93899, 98735, 106015, 138229, 148421, 252805, 353927, 399595, 469495, 657293, 691145, 742105, 1038947, 1769635, 2477489, 3286465, 4601051, 5194735, 12387445, 23005255, 32207357, 161036785]

約数ペア:

[(1, 161036785), (5, 32207357), (7, 23005255), (13, 12387445), (31, 5194735), (35, 4601051), (49, 3286465), (65, 2477489), (91, 1769635), (155, 1038947), (217, 742105), (233, 691145), (245, 657293), (343, 469495), (403, 399595), (455, 353927), (637, 252805), (1085, 148421), (1165, 138229), (1519, 106015), (1631, 98735), (1715, 93899), (2015, 79919), (2821, 57085), (3029, 53165), (3185, 50561), (4459, 36115), (7223, 22295), (7595, 21203), (8155, 19747), (10633, 15145), (11417, 14105)]