65015405

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 99111600

約数和(自身を除く): 34096195

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 137, 149, 245, 455, 637, 685, 745, 959, 1043, 1781, 1937, 3185, 4795, 5215, 6713, 7301, 8905, 9685, 12467, 13559, 20413, 33565, 36505, 62335, 67795, 87269, 94913, 102065, 142891, 265369, 436345, 474565, 714455, 1000237, 1326845, 1857583, 5001185, 9287915, 13003081, 65015405]

約数ペア:

[(1, 65015405), (5, 13003081), (7, 9287915), (13, 5001185), (35, 1857583), (49, 1326845), (65, 1000237), (91, 714455), (137, 474565), (149, 436345), (245, 265369), (455, 142891), (637, 102065), (685, 94913), (745, 87269), (959, 67795), (1043, 62335), (1781, 36505), (1937, 33565), (3185, 20413), (4795, 13559), (5215, 12467), (6713, 9685), (7301, 8905)]