90741196

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2801}}^1$

素因数の和:2914

約数の個数: 48

約数和(自身を含む): 197709120

約数和(自身を除く): 106967924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 89, 91, 178, 182, 356, 364, 623, 1157, 1246, 2314, 2492, 2801, 4628, 5602, 8099, 11204, 16198, 19607, 32396, 36413, 39214, 72826, 78428, 145652, 249289, 254891, 498578, 509782, 997156, 1019564, 1745023, 3240757, 3490046, 6481514, 6980092, 12963028, 22685299, 45370598, 90741196]

約数ペア:

[(1, 90741196), (2, 45370598), (4, 22685299), (7, 12963028), (13, 6980092), (14, 6481514), (26, 3490046), (28, 3240757), (52, 1745023), (89, 1019564), (91, 997156), (178, 509782), (182, 498578), (356, 254891), (364, 249289), (623, 145652), (1157, 78428), (1246, 72826), (2314, 39214), (2492, 36413), (2801, 32396), (4628, 19607), (5602, 16198), (8099, 11204)]