171636160

素因数分解:

$2^6\times 5^1\times {\mathrm{647}}^1\times {\mathrm{829}}^1$

素因数の和:1493

約数の個数: 56

約数和(自身を含む): 409834080

約数和(自身を除く): 238197920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 647, 829, 1294, 1658, 2588, 3235, 3316, 4145, 5176, 6470, 6632, 8290, 10352, 12940, 13264, 16580, 20704, 25880, 26528, 33160, 41408, 51760, 53056, 66320, 103520, 132640, 207040, 265280, 536363, 1072726, 2145452, 2681815, 4290904, 5363630, 8581808, 10727260, 17163616, 21454520, 34327232, 42909040, 85818080, 171636160]

約数ペア:

[(1, 171636160), (2, 85818080), (4, 42909040), (5, 34327232), (8, 21454520), (10, 17163616), (16, 10727260), (20, 8581808), (32, 5363630), (40, 4290904), (64, 2681815), (80, 2145452), (160, 1072726), (320, 536363), (647, 265280), (829, 207040), (1294, 132640), (1658, 103520), (2588, 66320), (3235, 53056), (3316, 51760), (4145, 41408), (5176, 33160), (6470, 26528), (6632, 25880), (8290, 20704), (10352, 16580), (12940, 13264)]