161569460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{7487}}^1$

素因数の和:7592

約数の個数: 48

約数和(自身を含む): 369847296

約数和(自身を除く): 208277836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 7487, 10790, 14974, 21580, 29948, 37435, 74870, 97331, 149740, 194662, 389324, 486655, 621421, 973310, 1242842, 1946620, 2485684, 3107105, 6214210, 8078473, 12428420, 16156946, 32313892, 40392365, 80784730, 161569460]

約数ペア:

[(1, 161569460), (2, 80784730), (4, 40392365), (5, 32313892), (10, 16156946), (13, 12428420), (20, 8078473), (26, 6214210), (52, 3107105), (65, 2485684), (83, 1946620), (130, 1242842), (166, 973310), (260, 621421), (332, 486655), (415, 389324), (830, 194662), (1079, 149740), (1660, 97331), (2158, 74870), (4316, 37435), (5395, 29948), (7487, 21580), (10790, 14974)]