201517280

素因数分解:

$2^5\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1553}}^1$

素因数の和:2379

約数の個数: 48

約数和(自身を含む): 476978544

約数和(自身を除く): 275461264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 811, 1553, 1622, 3106, 3244, 4055, 6212, 6488, 7765, 8110, 12424, 12976, 15530, 16220, 24848, 25952, 31060, 32440, 49696, 62120, 64880, 124240, 129760, 248480, 1259483, 2518966, 5037932, 6297415, 10075864, 12594830, 20151728, 25189660, 40303456, 50379320, 100758640, 201517280]

約数ペア:

[(1, 201517280), (2, 100758640), (4, 50379320), (5, 40303456), (8, 25189660), (10, 20151728), (16, 12594830), (20, 10075864), (32, 6297415), (40, 5037932), (80, 2518966), (160, 1259483), (811, 248480), (1553, 129760), (1622, 124240), (3106, 64880), (3244, 62120), (4055, 49696), (6212, 32440), (6488, 31060), (7765, 25952), (8110, 24848), (12424, 16220), (12976, 15530)]