201761260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1\times {\mathrm{461}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 431544960

約数和(自身を除く): 229783700

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 277, 316, 395, 461, 554, 790, 922, 1108, 1385, 1580, 1844, 2305, 2770, 4610, 5540, 9220, 21883, 36419, 43766, 72838, 87532, 109415, 127697, 145676, 182095, 218830, 255394, 364190, 437660, 510788, 638485, 728380, 1276970, 2553940, 10088063, 20176126, 40352252, 50440315, 100880630, 201761260]

約数ペア:

[(1, 201761260), (2, 100880630), (4, 50440315), (5, 40352252), (10, 20176126), (20, 10088063), (79, 2553940), (158, 1276970), (277, 728380), (316, 638485), (395, 510788), (461, 437660), (554, 364190), (790, 255394), (922, 218830), (1108, 182095), (1385, 145676), (1580, 127697), (1844, 109415), (2305, 87532), (2770, 72838), (4610, 43766), (5540, 36419), (9220, 21883)]