71998300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 184050720

約数和(自身を除く): 112052420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 29, 37, 44, 50, 55, 58, 61, 74, 100, 110, 116, 122, 145, 148, 185, 220, 244, 275, 290, 305, 319, 370, 407, 550, 580, 610, 638, 671, 725, 740, 814, 925, 1073, 1100, 1220, 1276, 1342, 1450, 1525, 1595, 1628, 1769, 1850, 2035, 2146, 2257, 2684, 2900, 3050, 3190, 3355, 3538, 3700, 4070, 4292, 4514, 5365, 6100, 6380, 6710, 7076, 7975, 8140, 8845, 9028, 10175, 10730, 11285, 11803, 13420, 15950, 16775, 17690, 19459, 20350, 21460, 22570, 23606, 24827, 26825, 31900, 33550, 35380, 38918, 40700, 44225, 45140, 47212, 49654, 53650, 56425, 59015, 65453, 67100, 77836, 88450, 97295, 99308, 107300, 112850, 118030, 124135, 130906, 176900, 194590, 225700, 236060, 248270, 261812, 295075, 327265, 389180, 486475, 496540, 590150, 620675, 654530, 719983, 972950, 1180300, 1241350, 1309060, 1439966, 1636325, 1945900, 2482700, 2879932, 3272650, 3599915, 6545300, 7199830, 14399660, 17999575, 35999150, 71998300]

約数ペア:

[(1, 71998300), (2, 35999150), (4, 17999575), (5, 14399660), (10, 7199830), (11, 6545300), (20, 3599915), (22, 3272650), (25, 2879932), (29, 2482700), (37, 1945900), (44, 1636325), (50, 1439966), (55, 1309060), (58, 1241350), (61, 1180300), (74, 972950), (100, 719983), (110, 654530), (116, 620675), (122, 590150), (145, 496540), (148, 486475), (185, 389180), (220, 327265), (244, 295075), (275, 261812), (290, 248270), (305, 236060), (319, 225700), (370, 194590), (407, 176900), (550, 130906), (580, 124135), (610, 118030), (638, 112850), (671, 107300), (725, 99308), (740, 97295), (814, 88450), (925, 77836), (1073, 67100), (1100, 65453), (1220, 59015), (1276, 56425), (1342, 53650), (1450, 49654), (1525, 47212), (1595, 45140), (1628, 44225), (1769, 40700), (1850, 38918), (2035, 35380), (2146, 33550), (2257, 31900), (2684, 26825), (2900, 24827), (3050, 23606), (3190, 22570), (3355, 21460), (3538, 20350), (3700, 19459), (4070, 17690), (4292, 16775), (4514, 15950), (5365, 13420), (6100, 11803), (6380, 11285), (6710, 10730), (7076, 10175), (7975, 9028), (8140, 8845)]