61938400

素因数分解:

$2^5\times 5^2\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:716

約数の個数: 72

約数和(自身を含む): 152568360

約数和(自身を除く): 90629960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 139, 160, 200, 278, 400, 556, 557, 695, 800, 1112, 1114, 1390, 2224, 2228, 2780, 2785, 3475, 4448, 4456, 5560, 5570, 6950, 8912, 11120, 11140, 13900, 13925, 17824, 22240, 22280, 27800, 27850, 44560, 55600, 55700, 77423, 89120, 111200, 111400, 154846, 222800, 309692, 387115, 445600, 619384, 774230, 1238768, 1548460, 1935575, 2477536, 3096920, 3871150, 6193840, 7742300, 12387680, 15484600, 30969200, 61938400]

約数ペア:

[(1, 61938400), (2, 30969200), (4, 15484600), (5, 12387680), (8, 7742300), (10, 6193840), (16, 3871150), (20, 3096920), (25, 2477536), (32, 1935575), (40, 1548460), (50, 1238768), (80, 774230), (100, 619384), (139, 445600), (160, 387115), (200, 309692), (278, 222800), (400, 154846), (556, 111400), (557, 111200), (695, 89120), (800, 77423), (1112, 55700), (1114, 55600), (1390, 44560), (2224, 27850), (2228, 27800), (2780, 22280), (2785, 22240), (3475, 17824), (4448, 13925), (4456, 13900), (5560, 11140), (5570, 11120), (6950, 8912)]