25278148

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 52214400

約数和(自身を除く): 26936252

約数列:

[1, 2, 4, 7, 14, 28, 73, 83, 146, 149, 166, 292, 298, 332, 511, 581, 596, 1022, 1043, 1162, 2044, 2086, 2324, 4172, 6059, 10877, 12118, 12367, 21754, 24236, 24734, 42413, 43508, 49468, 76139, 84826, 86569, 152278, 169652, 173138, 304556, 346276, 902791, 1805582, 3611164, 6319537, 12639074, 25278148]

約数ペア:

[(1, 25278148), (2, 12639074), (4, 6319537), (7, 3611164), (14, 1805582), (28, 902791), (73, 346276), (83, 304556), (146, 173138), (149, 169652), (166, 152278), (292, 86569), (298, 84826), (332, 76139), (511, 49468), (581, 43508), (596, 42413), (1022, 24734), (1043, 24236), (1162, 21754), (2044, 12367), (2086, 12118), (2324, 10877), (4172, 6059)]