82861802500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{2713}}^1$

素因数の和:3399

約数の個数: 120

約数和(自身を含む): 191106201440

約数和(自身を除く): 108244398940

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 625, 643, 950, 1250, 1286, 1900, 2375, 2500, 2572, 2713, 3215, 4750, 5426, 6430, 9500, 10852, 11875, 12217, 12860, 13565, 16075, 23750, 24434, 27130, 32150, 47500, 48868, 51547, 54260, 61085, 64300, 67825, 80375, 103094, 122170, 135650, 160750, 206188, 244340, 257735, 271300, 305425, 321500, 339125, 401875, 515470, 610850, 678250, 803750, 1030940, 1221700, 1288675, 1356500, 1527125, 1607500, 1695625, 1744459, 2577350, 3054250, 3391250, 3488918, 5154700, 6108500, 6443375, 6782500, 6977836, 7635625, 8722295, 12886750, 15271250, 17444590, 25773500, 30542500, 32216875, 33144721, 34889180, 43611475, 64433750, 66289442, 87222950, 128867500, 132578884, 165723605, 174445900, 218057375, 331447210, 436114750, 662894420, 828618025, 872229500, 1090286875, 1657236050, 2180573750, 3314472100, 4143090125, 4361147500, 8286180250, 16572360500, 20715450625, 41430901250, 82861802500]

約数ペア:

[(1, 82861802500), (2, 41430901250), (4, 20715450625), (5, 16572360500), (10, 8286180250), (19, 4361147500), (20, 4143090125), (25, 3314472100), (38, 2180573750), (50, 1657236050), (76, 1090286875), (95, 872229500), (100, 828618025), (125, 662894420), (190, 436114750), (250, 331447210), (380, 218057375), (475, 174445900), (500, 165723605), (625, 132578884), (643, 128867500), (950, 87222950), (1250, 66289442), (1286, 64433750), (1900, 43611475), (2375, 34889180), (2500, 33144721), (2572, 32216875), (2713, 30542500), (3215, 25773500), (4750, 17444590), (5426, 15271250), (6430, 12886750), (9500, 8722295), (10852, 7635625), (11875, 6977836), (12217, 6782500), (12860, 6443375), (13565, 6108500), (16075, 5154700), (23750, 3488918), (24434, 3391250), (27130, 3054250), (32150, 2577350), (47500, 1744459), (48868, 1695625), (51547, 1607500), (54260, 1527125), (61085, 1356500), (64300, 1288675), (67825, 1221700), (80375, 1030940), (103094, 803750), (122170, 678250), (135650, 610850), (160750, 515470), (206188, 401875), (244340, 339125), (257735, 321500), (271300, 305425)]