64352420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4007}}^1$

素因数の和:4100

約数の個数: 48

約数和(自身を含む): 149482368

約数和(自身を除く): 85129948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4007, 4015, 8014, 8030, 16028, 16060, 20035, 40070, 44077, 80140, 88154, 176308, 220385, 292511, 440770, 585022, 881540, 1170044, 1462555, 2925110, 3217621, 5850220, 6435242, 12870484, 16088105, 32176210, 64352420]

約数ペア:

[(1, 64352420), (2, 32176210), (4, 16088105), (5, 12870484), (10, 6435242), (11, 5850220), (20, 3217621), (22, 2925110), (44, 1462555), (55, 1170044), (73, 881540), (110, 585022), (146, 440770), (220, 292511), (292, 220385), (365, 176308), (730, 88154), (803, 80140), (1460, 44077), (1606, 40070), (3212, 20035), (4007, 16060), (4015, 16028), (8014, 8030)]