102530780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{881}}^1$

素因数の和:947

約数の個数: 72

約数和(自身を含む): 245823984

約数和(自身を除く): 143293204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 529, 881, 1012, 1058, 1265, 1762, 2116, 2530, 2645, 3524, 4405, 5060, 5290, 5819, 8810, 9691, 10580, 11638, 17620, 19382, 20263, 23276, 29095, 38764, 40526, 48455, 58190, 81052, 96910, 101315, 116380, 193820, 202630, 222893, 405260, 445786, 466049, 891572, 932098, 1114465, 1864196, 2228930, 2330245, 4457860, 4660490, 5126539, 9320980, 10253078, 20506156, 25632695, 51265390, 102530780]

約数ペア:

[(1, 102530780), (2, 51265390), (4, 25632695), (5, 20506156), (10, 10253078), (11, 9320980), (20, 5126539), (22, 4660490), (23, 4457860), (44, 2330245), (46, 2228930), (55, 1864196), (92, 1114465), (110, 932098), (115, 891572), (220, 466049), (230, 445786), (253, 405260), (460, 222893), (506, 202630), (529, 193820), (881, 116380), (1012, 101315), (1058, 96910), (1265, 81052), (1762, 58190), (2116, 48455), (2530, 40526), (2645, 38764), (3524, 29095), (4405, 23276), (5060, 20263), (5290, 19382), (5819, 17620), (8810, 11638), (9691, 10580)]