201405965408

素因数分解:

$2^5\times {\mathrm{157}}^1\times {\mathrm{647}}^1\times {\mathrm{61961}}^1$

素因数の和:62775

約数の個数: 48

約数和(自身を含む): 399666796704

約数和(自身を除く): 198260831296

約数列:

[1, 2, 4, 8, 16, 32, 157, 314, 628, 647, 1256, 1294, 2512, 2588, 5024, 5176, 10352, 20704, 61961, 101579, 123922, 203158, 247844, 406316, 495688, 812632, 991376, 1625264, 1982752, 3250528, 9727877, 19455754, 38911508, 40088767, 77823016, 80177534, 155646032, 160355068, 311292064, 320710136, 641420272, 1282840544, 6293936419, 12587872838, 25175745676, 50351491352, 100702982704, 201405965408]

約数ペア:

[(1, 201405965408), (2, 100702982704), (4, 50351491352), (8, 25175745676), (16, 12587872838), (32, 6293936419), (157, 1282840544), (314, 641420272), (628, 320710136), (647, 311292064), (1256, 160355068), (1294, 155646032), (2512, 80177534), (2588, 77823016), (5024, 40088767), (5176, 38911508), (10352, 19455754), (20704, 9727877), (61961, 3250528), (101579, 1982752), (123922, 1625264), (203158, 991376), (247844, 812632), (406316, 495688)]