75711220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3989}}^1$

素因数の和:4084

約数の個数: 48

約数和(自身を含む): 173612880

約数和(自身を除く): 97901660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 3989, 4745, 7978, 9490, 15956, 18980, 19945, 39890, 51857, 79780, 103714, 207428, 259285, 291197, 518570, 582394, 1037140, 1164788, 1455985, 2911970, 3785561, 5823940, 7571122, 15142244, 18927805, 37855610, 75711220]

約数ペア:

[(1, 75711220), (2, 37855610), (4, 18927805), (5, 15142244), (10, 7571122), (13, 5823940), (20, 3785561), (26, 2911970), (52, 1455985), (65, 1164788), (73, 1037140), (130, 582394), (146, 518570), (260, 291197), (292, 259285), (365, 207428), (730, 103714), (949, 79780), (1460, 51857), (1898, 39890), (3796, 19945), (3989, 18980), (4745, 15956), (7978, 9490)]