490823710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1297}}^1$

素因数の和:1429

約数の個数: 64

約数和(自身を含む): 989138304

約数和(自身を除く): 498314594

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 71, 82, 130, 142, 205, 355, 410, 533, 710, 923, 1066, 1297, 1846, 2594, 2665, 2911, 4615, 5330, 5822, 6485, 9230, 12970, 14555, 16861, 29110, 33722, 37843, 53177, 75686, 84305, 92087, 106354, 168610, 184174, 189215, 265885, 378430, 460435, 531770, 691301, 920870, 1197131, 1382602, 2394262, 3456505, 3775567, 5985655, 6913010, 7551134, 11971310, 18877835, 37755670, 49082371, 98164742, 245411855, 490823710]

約数ペア:

[(1, 490823710), (2, 245411855), (5, 98164742), (10, 49082371), (13, 37755670), (26, 18877835), (41, 11971310), (65, 7551134), (71, 6913010), (82, 5985655), (130, 3775567), (142, 3456505), (205, 2394262), (355, 1382602), (410, 1197131), (533, 920870), (710, 691301), (923, 531770), (1066, 460435), (1297, 378430), (1846, 265885), (2594, 189215), (2665, 184174), (2911, 168610), (4615, 106354), (5330, 92087), (5822, 84305), (6485, 75686), (9230, 53177), (12970, 37843), (14555, 33722), (16861, 29110)]