100919560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2593}}^1$

素因数の和:2750

約数の個数: 64

約数和(自身を含む): 261475200

約数和(自身を除く): 160555640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2593, 2780, 3892, 4865, 5186, 5560, 7784, 9730, 10372, 12965, 18151, 19460, 20744, 25930, 36302, 38920, 51860, 72604, 90755, 103720, 145208, 181510, 360427, 363020, 720854, 726040, 1441708, 1802135, 2522989, 2883416, 3604270, 5045978, 7208540, 10091956, 12614945, 14417080, 20183912, 25229890, 50459780, 100919560]

約数ペア:

[(1, 100919560), (2, 50459780), (4, 25229890), (5, 20183912), (7, 14417080), (8, 12614945), (10, 10091956), (14, 7208540), (20, 5045978), (28, 3604270), (35, 2883416), (40, 2522989), (56, 1802135), (70, 1441708), (139, 726040), (140, 720854), (278, 363020), (280, 360427), (556, 181510), (695, 145208), (973, 103720), (1112, 90755), (1390, 72604), (1946, 51860), (2593, 38920), (2780, 36302), (3892, 25930), (4865, 20744), (5186, 19460), (5560, 18151), (7784, 12965), (9730, 10372)]