278049590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5009}}^1$

素因数の和:5097

約数の個数: 64

約数和(自身を含む): 626209920

約数和(自身を除く): 348160330

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 61, 65, 70, 91, 122, 130, 182, 305, 427, 455, 610, 793, 854, 910, 1586, 2135, 3965, 4270, 5009, 5551, 7930, 10018, 11102, 25045, 27755, 35063, 50090, 55510, 65117, 70126, 130234, 175315, 305549, 325585, 350630, 455819, 611098, 651170, 911638, 1527745, 2138843, 2279095, 3055490, 3972137, 4277686, 4558190, 7944274, 10694215, 19860685, 21388430, 27804959, 39721370, 55609918, 139024795, 278049590]

約数ペア:

[(1, 278049590), (2, 139024795), (5, 55609918), (7, 39721370), (10, 27804959), (13, 21388430), (14, 19860685), (26, 10694215), (35, 7944274), (61, 4558190), (65, 4277686), (70, 3972137), (91, 3055490), (122, 2279095), (130, 2138843), (182, 1527745), (305, 911638), (427, 651170), (455, 611098), (610, 455819), (793, 350630), (854, 325585), (910, 305549), (1586, 175315), (2135, 130234), (3965, 70126), (4270, 65117), (5009, 55510), (5551, 50090), (7930, 35063), (10018, 27755), (11102, 25045)]