42450650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{977}}^1$

素因数の和:1079

約数の個数: 48

約数和(自身を含む): 87315840

約数和(自身を除く): 44865190

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 79, 110, 158, 275, 395, 550, 790, 869, 977, 1738, 1954, 1975, 3950, 4345, 4885, 8690, 9770, 10747, 21494, 21725, 24425, 43450, 48850, 53735, 77183, 107470, 154366, 268675, 385915, 537350, 771830, 849013, 1698026, 1929575, 3859150, 4245065, 8490130, 21225325, 42450650]

約数ペア:

[(1, 42450650), (2, 21225325), (5, 8490130), (10, 4245065), (11, 3859150), (22, 1929575), (25, 1698026), (50, 849013), (55, 771830), (79, 537350), (110, 385915), (158, 268675), (275, 154366), (395, 107470), (550, 77183), (790, 53735), (869, 48850), (977, 43450), (1738, 24425), (1954, 21725), (1975, 21494), (3950, 10747), (4345, 9770), (4885, 8690)]