80032400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:409

約数の個数: 120

約数和(自身を含む): 222705984

約数和(自身を除く): 142673584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 101, 112, 140, 175, 200, 202, 280, 283, 350, 400, 404, 505, 560, 566, 700, 707, 808, 1010, 1132, 1400, 1414, 1415, 1616, 1981, 2020, 2264, 2525, 2800, 2828, 2830, 3535, 3962, 4040, 4528, 5050, 5656, 5660, 7070, 7075, 7924, 8080, 9905, 10100, 11312, 11320, 14140, 14150, 15848, 17675, 19810, 20200, 22640, 28280, 28300, 28583, 31696, 35350, 39620, 40400, 49525, 56560, 56600, 57166, 70700, 79240, 99050, 113200, 114332, 141400, 142915, 158480, 198100, 200081, 228664, 282800, 285830, 396200, 400162, 457328, 571660, 714575, 792400, 800324, 1000405, 1143320, 1429150, 1600648, 2000810, 2286640, 2858300, 3201296, 4001620, 5002025, 5716600, 8003240, 10004050, 11433200, 16006480, 20008100, 40016200, 80032400]

約数ペア:

[(1, 80032400), (2, 40016200), (4, 20008100), (5, 16006480), (7, 11433200), (8, 10004050), (10, 8003240), (14, 5716600), (16, 5002025), (20, 4001620), (25, 3201296), (28, 2858300), (35, 2286640), (40, 2000810), (50, 1600648), (56, 1429150), (70, 1143320), (80, 1000405), (100, 800324), (101, 792400), (112, 714575), (140, 571660), (175, 457328), (200, 400162), (202, 396200), (280, 285830), (283, 282800), (350, 228664), (400, 200081), (404, 198100), (505, 158480), (560, 142915), (566, 141400), (700, 114332), (707, 113200), (808, 99050), (1010, 79240), (1132, 70700), (1400, 57166), (1414, 56600), (1415, 56560), (1616, 49525), (1981, 40400), (2020, 39620), (2264, 35350), (2525, 31696), (2800, 28583), (2828, 28300), (2830, 28280), (3535, 22640), (3962, 20200), (4040, 19810), (4528, 17675), (5050, 15848), (5656, 14150), (5660, 14140), (7070, 11320), (7075, 11312), (7924, 10100), (8080, 9905)]