64171450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{83}}^1$

素因数の和:196

約数の個数: 72

約数和(自身を含む): 141053472

約数和(自身を除く): 76882022

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 47, 50, 70, 83, 94, 166, 175, 235, 329, 350, 415, 470, 581, 658, 830, 1162, 1175, 1645, 2075, 2209, 2350, 2905, 3290, 3901, 4150, 4418, 5810, 7802, 8225, 11045, 14525, 15463, 16450, 19505, 22090, 27307, 29050, 30926, 39010, 54614, 55225, 77315, 97525, 110450, 136535, 154630, 183347, 195050, 273070, 366694, 386575, 682675, 773150, 916735, 1283429, 1365350, 1833470, 2566858, 4583675, 6417145, 9167350, 12834290, 32085725, 64171450]

約数ペア:

[(1, 64171450), (2, 32085725), (5, 12834290), (7, 9167350), (10, 6417145), (14, 4583675), (25, 2566858), (35, 1833470), (47, 1365350), (50, 1283429), (70, 916735), (83, 773150), (94, 682675), (166, 386575), (175, 366694), (235, 273070), (329, 195050), (350, 183347), (415, 154630), (470, 136535), (581, 110450), (658, 97525), (830, 77315), (1162, 55225), (1175, 54614), (1645, 39010), (2075, 30926), (2209, 29050), (2350, 27307), (2905, 22090), (3290, 19505), (3901, 16450), (4150, 15463), (4418, 14525), (5810, 11045), (7802, 8225)]