91641620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{881}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 220485888

約数和(自身を除く): 128844268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 743, 881, 1486, 1762, 2972, 3524, 3715, 4405, 5201, 6167, 7430, 8810, 10402, 12334, 14860, 17620, 20804, 24668, 26005, 30835, 52010, 61670, 104020, 123340, 654583, 1309166, 2618332, 3272915, 4582081, 6545830, 9164162, 13091660, 18328324, 22910405, 45820810, 91641620]

約数ペア:

[(1, 91641620), (2, 45820810), (4, 22910405), (5, 18328324), (7, 13091660), (10, 9164162), (14, 6545830), (20, 4582081), (28, 3272915), (35, 2618332), (70, 1309166), (140, 654583), (743, 123340), (881, 104020), (1486, 61670), (1762, 52010), (2972, 30835), (3524, 26005), (3715, 24668), (4405, 20804), (5201, 17620), (6167, 14860), (7430, 12334), (8810, 10402)]