129291700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 292481280

約数和(自身を除く): 163189580

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 179, 233, 310, 358, 466, 620, 716, 775, 895, 932, 1165, 1550, 1790, 2330, 3100, 3580, 4475, 4660, 5549, 5825, 7223, 8950, 11098, 11650, 14446, 17900, 22196, 23300, 27745, 28892, 36115, 41707, 55490, 72230, 83414, 110980, 138725, 144460, 166828, 180575, 208535, 277450, 361150, 417070, 554900, 722300, 834140, 1042675, 1292917, 2085350, 2585834, 4170700, 5171668, 6464585, 12929170, 25858340, 32322925, 64645850, 129291700]

約数ペア:

[(1, 129291700), (2, 64645850), (4, 32322925), (5, 25858340), (10, 12929170), (20, 6464585), (25, 5171668), (31, 4170700), (50, 2585834), (62, 2085350), (100, 1292917), (124, 1042675), (155, 834140), (179, 722300), (233, 554900), (310, 417070), (358, 361150), (466, 277450), (620, 208535), (716, 180575), (775, 166828), (895, 144460), (932, 138725), (1165, 110980), (1550, 83414), (1790, 72230), (2330, 55490), (3100, 41707), (3580, 36115), (4475, 28892), (4660, 27745), (5549, 23300), (5825, 22196), (7223, 17900), (8950, 14446), (11098, 11650)]