66501520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 165435840

約数和(自身を除く): 98934320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 95, 134, 152, 190, 268, 304, 335, 380, 536, 653, 670, 760, 1072, 1273, 1306, 1340, 1520, 2546, 2612, 2680, 3265, 5092, 5224, 5360, 6365, 6530, 10184, 10448, 12407, 12730, 13060, 20368, 24814, 25460, 26120, 43751, 49628, 50920, 52240, 62035, 87502, 99256, 101840, 124070, 175004, 198512, 218755, 248140, 350008, 437510, 496280, 700016, 831269, 875020, 992560, 1662538, 1750040, 3325076, 3500080, 4156345, 6650152, 8312690, 13300304, 16625380, 33250760, 66501520]

約数ペア:

[(1, 66501520), (2, 33250760), (4, 16625380), (5, 13300304), (8, 8312690), (10, 6650152), (16, 4156345), (19, 3500080), (20, 3325076), (38, 1750040), (40, 1662538), (67, 992560), (76, 875020), (80, 831269), (95, 700016), (134, 496280), (152, 437510), (190, 350008), (268, 248140), (304, 218755), (335, 198512), (380, 175004), (536, 124070), (653, 101840), (670, 99256), (760, 87502), (1072, 62035), (1273, 52240), (1306, 50920), (1340, 49628), (1520, 43751), (2546, 26120), (2612, 25460), (2680, 24814), (3265, 20368), (5092, 13060), (5224, 12730), (5360, 12407), (6365, 10448), (6530, 10184)]