250327480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:401

約数の個数: 128

約数和(自身を含む): 640120320

約数和(自身を除く): 389792840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 53, 62, 65, 104, 106, 124, 130, 155, 212, 248, 260, 265, 293, 310, 403, 424, 520, 530, 586, 620, 689, 806, 1060, 1172, 1240, 1378, 1465, 1612, 1643, 2015, 2120, 2344, 2756, 2930, 3224, 3286, 3445, 3809, 4030, 5512, 5860, 6572, 6890, 7618, 8060, 8215, 9083, 11720, 13144, 13780, 15236, 15529, 16120, 16430, 18166, 19045, 21359, 27560, 30472, 31058, 32860, 36332, 38090, 42718, 45415, 62116, 65720, 72664, 76180, 77645, 85436, 90830, 106795, 118079, 124232, 152360, 155290, 170872, 181660, 201877, 213590, 236158, 310580, 363320, 403754, 427180, 472316, 481399, 590395, 621160, 807508, 854360, 944632, 962798, 1009385, 1180790, 1615016, 1925596, 2018770, 2361580, 2406995, 3851192, 4037540, 4723160, 4813990, 6258187, 8075080, 9627980, 12516374, 19255960, 25032748, 31290935, 50065496, 62581870, 125163740, 250327480]

約数ペア:

[(1, 250327480), (2, 125163740), (4, 62581870), (5, 50065496), (8, 31290935), (10, 25032748), (13, 19255960), (20, 12516374), (26, 9627980), (31, 8075080), (40, 6258187), (52, 4813990), (53, 4723160), (62, 4037540), (65, 3851192), (104, 2406995), (106, 2361580), (124, 2018770), (130, 1925596), (155, 1615016), (212, 1180790), (248, 1009385), (260, 962798), (265, 944632), (293, 854360), (310, 807508), (403, 621160), (424, 590395), (520, 481399), (530, 472316), (586, 427180), (620, 403754), (689, 363320), (806, 310580), (1060, 236158), (1172, 213590), (1240, 201877), (1378, 181660), (1465, 170872), (1612, 155290), (1643, 152360), (2015, 124232), (2120, 118079), (2344, 106795), (2756, 90830), (2930, 85436), (3224, 77645), (3286, 76180), (3445, 72664), (3809, 65720), (4030, 62116), (5512, 45415), (5860, 42718), (6572, 38090), (6890, 36332), (7618, 32860), (8060, 31058), (8215, 30472), (9083, 27560), (11720, 21359), (13144, 19045), (13780, 18166), (15236, 16430), (15529, 16120)]