78386990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{30983}}^1$

素因数の和:31024

約数の個数: 32

約数和(自身を含む): 160621056

約数和(自身を除く): 82234066

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 30983, 61966, 154915, 309830, 340813, 681626, 712609, 1425218, 1704065, 3408130, 3563045, 7126090, 7838699, 15677398, 39193495, 78386990]

約数ペア:

[(1, 78386990), (2, 39193495), (5, 15677398), (10, 7838699), (11, 7126090), (22, 3563045), (23, 3408130), (46, 1704065), (55, 1425218), (110, 712609), (115, 681626), (230, 340813), (253, 309830), (506, 154915), (1265, 61966), (2530, 30983)]