71328237100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{1723}}^1$

素因数の和:2240

約数の個数: 144

約数和(自身を含む): 165924380160

約数和(自身を除く): 94596143060

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 41, 46, 50, 82, 92, 100, 115, 164, 205, 230, 410, 439, 460, 575, 820, 878, 943, 1025, 1150, 1723, 1756, 1886, 2050, 2195, 2300, 3446, 3772, 4100, 4390, 4715, 6892, 8615, 8780, 9430, 10097, 10975, 17230, 17999, 18860, 20194, 21950, 23575, 34460, 35998, 39629, 40388, 43075, 43900, 47150, 50485, 70643, 71996, 79258, 86150, 89995, 94300, 100970, 141286, 158516, 172300, 179990, 198145, 201940, 252425, 282572, 353215, 359980, 396290, 413977, 449975, 504850, 706430, 756397, 792580, 827954, 899950, 990725, 1009700, 1412860, 1512794, 1624789, 1655908, 1766075, 1799900, 1981450, 2069885, 3025588, 3249578, 3532150, 3781985, 3962900, 4139770, 6499156, 7064300, 7563970, 8123945, 8279540, 10349425, 15127940, 16247890, 17397131, 18909925, 20698850, 31012277, 32495780, 34794262, 37819850, 40619725, 41397700, 62024554, 69588524, 75639700, 81239450, 86985655, 124049108, 155061385, 162478900, 173971310, 310122770, 347942620, 434928275, 620245540, 713282371, 775306925, 869856550, 1426564742, 1550613850, 1739713100, 2853129484, 3101227700, 3566411855, 7132823710, 14265647420, 17832059275, 35664118550, 71328237100]

約数ペア:

[(1, 71328237100), (2, 35664118550), (4, 17832059275), (5, 14265647420), (10, 7132823710), (20, 3566411855), (23, 3101227700), (25, 2853129484), (41, 1739713100), (46, 1550613850), (50, 1426564742), (82, 869856550), (92, 775306925), (100, 713282371), (115, 620245540), (164, 434928275), (205, 347942620), (230, 310122770), (410, 173971310), (439, 162478900), (460, 155061385), (575, 124049108), (820, 86985655), (878, 81239450), (943, 75639700), (1025, 69588524), (1150, 62024554), (1723, 41397700), (1756, 40619725), (1886, 37819850), (2050, 34794262), (2195, 32495780), (2300, 31012277), (3446, 20698850), (3772, 18909925), (4100, 17397131), (4390, 16247890), (4715, 15127940), (6892, 10349425), (8615, 8279540), (8780, 8123945), (9430, 7563970), (10097, 7064300), (10975, 6499156), (17230, 4139770), (17999, 3962900), (18860, 3781985), (20194, 3532150), (21950, 3249578), (23575, 3025588), (34460, 2069885), (35998, 1981450), (39629, 1799900), (40388, 1766075), (43075, 1655908), (43900, 1624789), (47150, 1512794), (50485, 1412860), (70643, 1009700), (71996, 990725), (79258, 899950), (86150, 827954), (89995, 792580), (94300, 756397), (100970, 706430), (141286, 504850), (158516, 449975), (172300, 413977), (179990, 396290), (198145, 359980), (201940, 353215), (252425, 282572)]