1290915175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{929}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 1815598080

約数和(自身を除く): 524682905

約数列:

[1, 5, 11, 25, 31, 55, 155, 163, 275, 341, 775, 815, 929, 1705, 1793, 4075, 4645, 5053, 8525, 8965, 10219, 23225, 25265, 28799, 44825, 51095, 55583, 126325, 143995, 151427, 255475, 277915, 316789, 719975, 757135, 1389575, 1583945, 1665697, 3785675, 4694237, 7919725, 8328485, 23471185, 41642425, 51636607, 117355925, 258183035, 1290915175]

約数ペア:

[(1, 1290915175), (5, 258183035), (11, 117355925), (25, 51636607), (31, 41642425), (55, 23471185), (155, 8328485), (163, 7919725), (275, 4694237), (341, 3785675), (775, 1665697), (815, 1583945), (929, 1389575), (1705, 757135), (1793, 719975), (4075, 316789), (4645, 277915), (5053, 255475), (8525, 151427), (8965, 143995), (10219, 126325), (23225, 55583), (25265, 51095), (28799, 44825)]