86739100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 235109952

約数和(自身を除く): 148370852

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 37, 50, 68, 70, 74, 85, 100, 119, 140, 148, 170, 175, 185, 197, 238, 259, 340, 350, 370, 394, 425, 476, 518, 595, 629, 700, 740, 788, 850, 925, 985, 1036, 1190, 1258, 1295, 1379, 1700, 1850, 1970, 2380, 2516, 2590, 2758, 2975, 3145, 3349, 3700, 3940, 4403, 4925, 5180, 5516, 5950, 6290, 6475, 6698, 6895, 7289, 8806, 9850, 11900, 12580, 12950, 13396, 13790, 14578, 15725, 16745, 17612, 19700, 22015, 23443, 25900, 27580, 29156, 31450, 33490, 34475, 36445, 44030, 46886, 51023, 62900, 66980, 68950, 72890, 83725, 88060, 93772, 102046, 110075, 117215, 123913, 137900, 145780, 167450, 182225, 204092, 220150, 234430, 247826, 255115, 334900, 364450, 440300, 468860, 495652, 510230, 586075, 619565, 728900, 867391, 1020460, 1172150, 1239130, 1275575, 1734782, 2344300, 2478260, 2551150, 3097825, 3469564, 4336955, 5102300, 6195650, 8673910, 12391300, 17347820, 21684775, 43369550, 86739100]

約数ペア:

[(1, 86739100), (2, 43369550), (4, 21684775), (5, 17347820), (7, 12391300), (10, 8673910), (14, 6195650), (17, 5102300), (20, 4336955), (25, 3469564), (28, 3097825), (34, 2551150), (35, 2478260), (37, 2344300), (50, 1734782), (68, 1275575), (70, 1239130), (74, 1172150), (85, 1020460), (100, 867391), (119, 728900), (140, 619565), (148, 586075), (170, 510230), (175, 495652), (185, 468860), (197, 440300), (238, 364450), (259, 334900), (340, 255115), (350, 247826), (370, 234430), (394, 220150), (425, 204092), (476, 182225), (518, 167450), (595, 145780), (629, 137900), (700, 123913), (740, 117215), (788, 110075), (850, 102046), (925, 93772), (985, 88060), (1036, 83725), (1190, 72890), (1258, 68950), (1295, 66980), (1379, 62900), (1700, 51023), (1850, 46886), (1970, 44030), (2380, 36445), (2516, 34475), (2590, 33490), (2758, 31450), (2975, 29156), (3145, 27580), (3349, 25900), (3700, 23443), (3940, 22015), (4403, 19700), (4925, 17612), (5180, 16745), (5516, 15725), (5950, 14578), (6290, 13790), (6475, 13396), (6698, 12950), (6895, 12580), (7289, 11900), (8806, 9850)]