64919200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4271}}^1$

素因数の和:4310

約数の個数: 72

約数和(自身を含む): 166864320

約数和(自身を除く): 101945120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 304, 380, 400, 475, 608, 760, 800, 950, 1520, 1900, 3040, 3800, 4271, 7600, 8542, 15200, 17084, 21355, 34168, 42710, 68336, 81149, 85420, 106775, 136672, 162298, 170840, 213550, 324596, 341680, 405745, 427100, 649192, 683360, 811490, 854200, 1298384, 1622980, 1708400, 2028725, 2596768, 3245960, 3416800, 4057450, 6491920, 8114900, 12983840, 16229800, 32459600, 64919200]

約数ペア:

[(1, 64919200), (2, 32459600), (4, 16229800), (5, 12983840), (8, 8114900), (10, 6491920), (16, 4057450), (19, 3416800), (20, 3245960), (25, 2596768), (32, 2028725), (38, 1708400), (40, 1622980), (50, 1298384), (76, 854200), (80, 811490), (95, 683360), (100, 649192), (152, 427100), (160, 405745), (190, 341680), (200, 324596), (304, 213550), (380, 170840), (400, 162298), (475, 136672), (608, 106775), (760, 85420), (800, 81149), (950, 68336), (1520, 42710), (1900, 34168), (3040, 21355), (3800, 17084), (4271, 15200), (7600, 8542)]