61571720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2267}}^1$

素因数の和:2382

約数の個数: 64

約数和(自身を含む): 160030080

約数和(自身を除く): 98458360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1358, 1940, 2267, 2716, 3395, 3880, 4534, 5432, 6790, 9068, 11335, 13580, 15869, 18136, 22670, 27160, 31738, 45340, 63476, 79345, 90680, 126952, 158690, 219899, 317380, 439798, 634760, 879596, 1099495, 1539293, 1759192, 2198990, 3078586, 4397980, 6157172, 7696465, 8795960, 12314344, 15392930, 30785860, 61571720]

約数ペア:

[(1, 61571720), (2, 30785860), (4, 15392930), (5, 12314344), (7, 8795960), (8, 7696465), (10, 6157172), (14, 4397980), (20, 3078586), (28, 2198990), (35, 1759192), (40, 1539293), (56, 1099495), (70, 879596), (97, 634760), (140, 439798), (194, 317380), (280, 219899), (388, 158690), (485, 126952), (679, 90680), (776, 79345), (970, 63476), (1358, 45340), (1940, 31738), (2267, 27160), (2716, 22670), (3395, 18136), (3880, 15869), (4534, 13580), (5432, 11335), (6790, 9068)]