56161000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 153653760

約数和(自身を除く): 97492760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 71, 100, 113, 125, 140, 142, 175, 200, 226, 250, 280, 284, 350, 355, 452, 497, 500, 565, 568, 700, 710, 791, 875, 904, 994, 1000, 1130, 1400, 1420, 1582, 1750, 1775, 1988, 2260, 2485, 2825, 2840, 3164, 3500, 3550, 3955, 3976, 4520, 4970, 5650, 6328, 7000, 7100, 7910, 8023, 8875, 9940, 11300, 12425, 14125, 14200, 15820, 16046, 17750, 19775, 19880, 22600, 24850, 28250, 31640, 32092, 35500, 39550, 40115, 49700, 56161, 56500, 62125, 64184, 71000, 79100, 80230, 98875, 99400, 112322, 113000, 124250, 158200, 160460, 197750, 200575, 224644, 248500, 280805, 320920, 395500, 401150, 449288, 497000, 561610, 791000, 802300, 1002875, 1123220, 1404025, 1604600, 2005750, 2246440, 2808050, 4011500, 5616100, 7020125, 8023000, 11232200, 14040250, 28080500, 56161000]

約数ペア:

[(1, 56161000), (2, 28080500), (4, 14040250), (5, 11232200), (7, 8023000), (8, 7020125), (10, 5616100), (14, 4011500), (20, 2808050), (25, 2246440), (28, 2005750), (35, 1604600), (40, 1404025), (50, 1123220), (56, 1002875), (70, 802300), (71, 791000), (100, 561610), (113, 497000), (125, 449288), (140, 401150), (142, 395500), (175, 320920), (200, 280805), (226, 248500), (250, 224644), (280, 200575), (284, 197750), (350, 160460), (355, 158200), (452, 124250), (497, 113000), (500, 112322), (565, 99400), (568, 98875), (700, 80230), (710, 79100), (791, 71000), (875, 64184), (904, 62125), (994, 56500), (1000, 56161), (1130, 49700), (1400, 40115), (1420, 39550), (1582, 35500), (1750, 32092), (1775, 31640), (1988, 28250), (2260, 24850), (2485, 22600), (2825, 19880), (2840, 19775), (3164, 17750), (3500, 16046), (3550, 15820), (3955, 14200), (3976, 14125), (4520, 12425), (4970, 11300), (5650, 9940), (6328, 8875), (7000, 8023), (7100, 7910)]