49939020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{659}}^1$

素因数の和:1095

約数の個数: 72

約数和(自身を含む): 152071920

約数和(自身を除く): 102132900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 659, 842, 1263, 1318, 1684, 1977, 2105, 2526, 2636, 3295, 3789, 3954, 4210, 5052, 5931, 6315, 6590, 7578, 7908, 8420, 9885, 11862, 12630, 13180, 15156, 18945, 19770, 23724, 25260, 29655, 37890, 39540, 59310, 75780, 118620, 277439, 554878, 832317, 1109756, 1387195, 1664634, 2496951, 2774390, 3329268, 4161585, 4993902, 5548780, 8323170, 9987804, 12484755, 16646340, 24969510, 49939020]

約数ペア:

[(1, 49939020), (2, 24969510), (3, 16646340), (4, 12484755), (5, 9987804), (6, 8323170), (9, 5548780), (10, 4993902), (12, 4161585), (15, 3329268), (18, 2774390), (20, 2496951), (30, 1664634), (36, 1387195), (45, 1109756), (60, 832317), (90, 554878), (180, 277439), (421, 118620), (659, 75780), (842, 59310), (1263, 39540), (1318, 37890), (1684, 29655), (1977, 25260), (2105, 23724), (2526, 19770), (2636, 18945), (3295, 15156), (3789, 13180), (3954, 12630), (4210, 11862), (5052, 9885), (5931, 8420), (6315, 7908), (6590, 7578)]