54965420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3943}}^1$

素因数の和:4010

約数の個数: 48

約数和(自身を含む): 125229888

約数和(自身を除く): 70264468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 3943, 6970, 7886, 13940, 15772, 19715, 39430, 67031, 78860, 134062, 161663, 268124, 323326, 335155, 646652, 670310, 808315, 1340620, 1616630, 2748271, 3233260, 5496542, 10993084, 13741355, 27482710, 54965420]

約数ペア:

[(1, 54965420), (2, 27482710), (4, 13741355), (5, 10993084), (10, 5496542), (17, 3233260), (20, 2748271), (34, 1616630), (41, 1340620), (68, 808315), (82, 670310), (85, 646652), (164, 335155), (170, 323326), (205, 268124), (340, 161663), (410, 134062), (697, 78860), (820, 67031), (1394, 39430), (2788, 19715), (3485, 15772), (3943, 13940), (6970, 7886)]