80989300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 213736320

約数和(自身を除く): 132747020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 50, 53, 59, 70, 74, 100, 106, 118, 140, 148, 175, 185, 212, 236, 259, 265, 295, 350, 370, 371, 413, 518, 530, 590, 700, 740, 742, 826, 925, 1036, 1060, 1180, 1295, 1325, 1475, 1484, 1652, 1850, 1855, 1961, 2065, 2183, 2590, 2650, 2950, 3127, 3700, 3710, 3922, 4130, 4366, 5180, 5300, 5900, 6254, 6475, 7420, 7844, 8260, 8732, 9275, 9805, 10325, 10915, 12508, 12950, 13727, 15281, 15635, 18550, 19610, 20650, 21830, 21889, 25900, 27454, 30562, 31270, 37100, 39220, 41300, 43660, 43778, 49025, 54575, 54908, 61124, 62540, 68635, 76405, 78175, 87556, 98050, 109150, 109445, 115699, 137270, 152810, 156350, 196100, 218300, 218890, 231398, 274540, 305620, 312700, 343175, 382025, 437780, 462796, 547225, 578495, 686350, 764050, 809893, 1094450, 1156990, 1372700, 1528100, 1619786, 2188900, 2313980, 2892475, 3239572, 4049465, 5784950, 8098930, 11569900, 16197860, 20247325, 40494650, 80989300]

約数ペア:

[(1, 80989300), (2, 40494650), (4, 20247325), (5, 16197860), (7, 11569900), (10, 8098930), (14, 5784950), (20, 4049465), (25, 3239572), (28, 2892475), (35, 2313980), (37, 2188900), (50, 1619786), (53, 1528100), (59, 1372700), (70, 1156990), (74, 1094450), (100, 809893), (106, 764050), (118, 686350), (140, 578495), (148, 547225), (175, 462796), (185, 437780), (212, 382025), (236, 343175), (259, 312700), (265, 305620), (295, 274540), (350, 231398), (370, 218890), (371, 218300), (413, 196100), (518, 156350), (530, 152810), (590, 137270), (700, 115699), (740, 109445), (742, 109150), (826, 98050), (925, 87556), (1036, 78175), (1060, 76405), (1180, 68635), (1295, 62540), (1325, 61124), (1475, 54908), (1484, 54575), (1652, 49025), (1850, 43778), (1855, 43660), (1961, 41300), (2065, 39220), (2183, 37100), (2590, 31270), (2650, 30562), (2950, 27454), (3127, 25900), (3700, 21889), (3710, 21830), (3922, 20650), (4130, 19610), (4366, 18550), (5180, 15635), (5300, 15281), (5900, 13727), (6254, 12950), (6475, 12508), (7420, 10915), (7844, 10325), (8260, 9805), (8732, 9275)]