61794380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 133993440

約数和(自身を除く): 72199060

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 179, 205, 358, 410, 421, 716, 820, 842, 895, 1684, 1790, 2105, 3580, 4210, 7339, 8420, 14678, 17261, 29356, 34522, 36695, 69044, 73390, 75359, 86305, 146780, 150718, 172610, 301436, 345220, 376795, 753590, 1507180, 3089719, 6179438, 12358876, 15448595, 30897190, 61794380]

約数ペア:

[(1, 61794380), (2, 30897190), (4, 15448595), (5, 12358876), (10, 6179438), (20, 3089719), (41, 1507180), (82, 753590), (164, 376795), (179, 345220), (205, 301436), (358, 172610), (410, 150718), (421, 146780), (716, 86305), (820, 75359), (842, 73390), (895, 69044), (1684, 36695), (1790, 34522), (2105, 29356), (3580, 17261), (4210, 14678), (7339, 8420)]