64397944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{10151}}^1$

素因数の和:10231

約数の個数: 32

約数和(自身を含む): 132179040

約数和(自身を除く): 67781096

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 10151, 20302, 40604, 81208, 131963, 263926, 527852, 619211, 1055704, 1238422, 2476844, 4953688, 8049743, 16099486, 32198972, 64397944]

約数ペア:

[(1, 64397944), (2, 32198972), (4, 16099486), (8, 8049743), (13, 4953688), (26, 2476844), (52, 1238422), (61, 1055704), (104, 619211), (122, 527852), (244, 263926), (488, 131963), (793, 81208), (1586, 40604), (3172, 20302), (6344, 10151)]