55186400

素因数分解:

$2^5\times 5^2\times {\mathrm{101}}^1\times {\mathrm{683}}^1$

素因数の和:804

約数の個数: 72

約数和(自身を含む): 136256904

約数和(自身を除く): 81070504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 101, 160, 200, 202, 400, 404, 505, 683, 800, 808, 1010, 1366, 1616, 2020, 2525, 2732, 3232, 3415, 4040, 5050, 5464, 6830, 8080, 10100, 10928, 13660, 16160, 17075, 20200, 21856, 27320, 34150, 40400, 54640, 68300, 68983, 80800, 109280, 136600, 137966, 273200, 275932, 344915, 546400, 551864, 689830, 1103728, 1379660, 1724575, 2207456, 2759320, 3449150, 5518640, 6898300, 11037280, 13796600, 27593200, 55186400]

約数ペア:

[(1, 55186400), (2, 27593200), (4, 13796600), (5, 11037280), (8, 6898300), (10, 5518640), (16, 3449150), (20, 2759320), (25, 2207456), (32, 1724575), (40, 1379660), (50, 1103728), (80, 689830), (100, 551864), (101, 546400), (160, 344915), (200, 275932), (202, 273200), (400, 137966), (404, 136600), (505, 109280), (683, 80800), (800, 68983), (808, 68300), (1010, 54640), (1366, 40400), (1616, 34150), (2020, 27320), (2525, 21856), (2732, 20200), (3232, 17075), (3415, 16160), (4040, 13660), (5050, 10928), (5464, 10100), (6830, 8080)]