81257550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^4\times {\mathrm{37}}^1$

素因数の和:96

約数の個数: 120

約数和(自身を含む): 227660280

約数和(自身を除く): 146402730

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 37, 50, 55, 66, 74, 75, 110, 111, 121, 150, 165, 185, 222, 242, 275, 330, 363, 370, 407, 550, 555, 605, 726, 814, 825, 925, 1110, 1210, 1221, 1331, 1650, 1815, 1850, 2035, 2442, 2662, 2775, 3025, 3630, 3993, 4070, 4477, 5550, 6050, 6105, 6655, 7986, 8954, 9075, 10175, 12210, 13310, 13431, 14641, 18150, 19965, 20350, 22385, 26862, 29282, 30525, 33275, 39930, 43923, 44770, 49247, 61050, 66550, 67155, 73205, 87846, 98494, 99825, 111925, 134310, 146410, 147741, 199650, 219615, 223850, 246235, 295482, 335775, 366025, 439230, 492470, 541717, 671550, 732050, 738705, 1083434, 1098075, 1231175, 1477410, 1625151, 2196150, 2462350, 2708585, 3250302, 3693525, 5417170, 7387050, 8125755, 13542925, 16251510, 27085850, 40628775, 81257550]

約数ペア:

[(1, 81257550), (2, 40628775), (3, 27085850), (5, 16251510), (6, 13542925), (10, 8125755), (11, 7387050), (15, 5417170), (22, 3693525), (25, 3250302), (30, 2708585), (33, 2462350), (37, 2196150), (50, 1625151), (55, 1477410), (66, 1231175), (74, 1098075), (75, 1083434), (110, 738705), (111, 732050), (121, 671550), (150, 541717), (165, 492470), (185, 439230), (222, 366025), (242, 335775), (275, 295482), (330, 246235), (363, 223850), (370, 219615), (407, 199650), (550, 147741), (555, 146410), (605, 134310), (726, 111925), (814, 99825), (825, 98494), (925, 87846), (1110, 73205), (1210, 67155), (1221, 66550), (1331, 61050), (1650, 49247), (1815, 44770), (1850, 43923), (2035, 39930), (2442, 33275), (2662, 30525), (2775, 29282), (3025, 26862), (3630, 22385), (3993, 20350), (4070, 19965), (4477, 18150), (5550, 14641), (6050, 13431), (6105, 13310), (6655, 12210), (7986, 10175), (8954, 9075)]