205722608

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{617}}^1$

素因数の和:874

約数の個数: 80

約数和(自身を含む): 493510080

約数和(自身を除く): 287787472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 229, 364, 458, 617, 728, 916, 1234, 1456, 1603, 1832, 2468, 2977, 3206, 3664, 4319, 4936, 5954, 6412, 8021, 8638, 9872, 11908, 12824, 16042, 17276, 20839, 23816, 25648, 32084, 34552, 41678, 47632, 56147, 64168, 69104, 83356, 112294, 128336, 141293, 166712, 224588, 282586, 333424, 449176, 565172, 898352, 989051, 1130344, 1836809, 1978102, 2260688, 3673618, 3956204, 7347236, 7912408, 12857663, 14694472, 15824816, 25715326, 29388944, 51430652, 102861304, 205722608]

約数ペア:

[(1, 205722608), (2, 102861304), (4, 51430652), (7, 29388944), (8, 25715326), (13, 15824816), (14, 14694472), (16, 12857663), (26, 7912408), (28, 7347236), (52, 3956204), (56, 3673618), (91, 2260688), (104, 1978102), (112, 1836809), (182, 1130344), (208, 989051), (229, 898352), (364, 565172), (458, 449176), (617, 333424), (728, 282586), (916, 224588), (1234, 166712), (1456, 141293), (1603, 128336), (1832, 112294), (2468, 83356), (2977, 69104), (3206, 64168), (3664, 56147), (4319, 47632), (4936, 41678), (5954, 34552), (6412, 32084), (8021, 25648), (8638, 23816), (9872, 20839), (11908, 17276), (12824, 16042)]