69873920

素因数分解:

$2^8\times 5^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:791

約数の個数: 72

約数和(自身を含む): 169733760

約数和(自身を除く): 99859840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 632, 640, 691, 790, 1264, 1280, 1382, 1580, 2528, 2764, 3160, 3455, 5056, 5528, 6320, 6910, 10112, 11056, 12640, 13820, 20224, 22112, 25280, 27640, 44224, 50560, 54589, 55280, 88448, 101120, 109178, 110560, 176896, 218356, 221120, 272945, 436712, 442240, 545890, 873424, 884480, 1091780, 1746848, 2183560, 3493696, 4367120, 6987392, 8734240, 13974784, 17468480, 34936960, 69873920]

約数ペア:

[(1, 69873920), (2, 34936960), (4, 17468480), (5, 13974784), (8, 8734240), (10, 6987392), (16, 4367120), (20, 3493696), (32, 2183560), (40, 1746848), (64, 1091780), (79, 884480), (80, 873424), (128, 545890), (158, 442240), (160, 436712), (256, 272945), (316, 221120), (320, 218356), (395, 176896), (632, 110560), (640, 109178), (691, 101120), (790, 88448), (1264, 55280), (1280, 54589), (1382, 50560), (1580, 44224), (2528, 27640), (2764, 25280), (3160, 22112), (3455, 20224), (5056, 13820), (5528, 12640), (6320, 11056), (6910, 10112)]