70320520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1381}}^1$

素因数の和:1478

約数の個数: 64

約数和(自身を含む): 169156800

約数和(自身を除く): 98836280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 95, 134, 152, 190, 268, 335, 380, 536, 670, 760, 1273, 1340, 1381, 2546, 2680, 2762, 5092, 5524, 6365, 6905, 10184, 11048, 12730, 13810, 25460, 26239, 27620, 50920, 52478, 55240, 92527, 104956, 131195, 185054, 209912, 262390, 370108, 462635, 524780, 740216, 925270, 1049560, 1758013, 1850540, 3516026, 3701080, 7032052, 8790065, 14064104, 17580130, 35160260, 70320520]

約数ペア:

[(1, 70320520), (2, 35160260), (4, 17580130), (5, 14064104), (8, 8790065), (10, 7032052), (19, 3701080), (20, 3516026), (38, 1850540), (40, 1758013), (67, 1049560), (76, 925270), (95, 740216), (134, 524780), (152, 462635), (190, 370108), (268, 262390), (335, 209912), (380, 185054), (536, 131195), (670, 104956), (760, 92527), (1273, 55240), (1340, 52478), (1381, 50920), (2546, 27620), (2680, 26239), (2762, 25460), (5092, 13810), (5524, 12730), (6365, 11048), (6905, 10184)]