70955980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{467}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 152845056

約数和(自身を除く): 81889076

約数列:

[1, 2, 4, 5, 10, 20, 71, 107, 142, 214, 284, 355, 428, 467, 535, 710, 934, 1070, 1420, 1868, 2140, 2335, 4670, 7597, 9340, 15194, 30388, 33157, 37985, 49969, 66314, 75970, 99938, 132628, 151940, 165785, 199876, 249845, 331570, 499690, 663140, 999380, 3547799, 7095598, 14191196, 17738995, 35477990, 70955980]

約数ペア:

[(1, 70955980), (2, 35477990), (4, 17738995), (5, 14191196), (10, 7095598), (20, 3547799), (71, 999380), (107, 663140), (142, 499690), (214, 331570), (284, 249845), (355, 199876), (428, 165785), (467, 151940), (535, 132628), (710, 99938), (934, 75970), (1070, 66314), (1420, 49969), (1868, 37985), (2140, 33157), (2335, 30388), (4670, 15194), (7597, 9340)]