61643500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 143829504

約数和(自身を除く): 82186004

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 41, 50, 62, 82, 97, 100, 124, 125, 155, 164, 194, 205, 250, 310, 388, 410, 485, 500, 620, 775, 820, 970, 1025, 1271, 1550, 1940, 2050, 2425, 2542, 3007, 3100, 3875, 3977, 4100, 4850, 5084, 5125, 6014, 6355, 7750, 7954, 9700, 10250, 12028, 12125, 12710, 15035, 15500, 15908, 19885, 20500, 24250, 25420, 30070, 31775, 39770, 48500, 60140, 63550, 75175, 79540, 99425, 123287, 127100, 150350, 158875, 198850, 246574, 300700, 317750, 375875, 397700, 493148, 497125, 616435, 635500, 751750, 994250, 1232870, 1503500, 1988500, 2465740, 3082175, 6164350, 12328700, 15410875, 30821750, 61643500]

約数ペア:

[(1, 61643500), (2, 30821750), (4, 15410875), (5, 12328700), (10, 6164350), (20, 3082175), (25, 2465740), (31, 1988500), (41, 1503500), (50, 1232870), (62, 994250), (82, 751750), (97, 635500), (100, 616435), (124, 497125), (125, 493148), (155, 397700), (164, 375875), (194, 317750), (205, 300700), (250, 246574), (310, 198850), (388, 158875), (410, 150350), (485, 127100), (500, 123287), (620, 99425), (775, 79540), (820, 75175), (970, 63550), (1025, 60140), (1271, 48500), (1550, 39770), (1940, 31775), (2050, 30070), (2425, 25420), (2542, 24250), (3007, 20500), (3100, 19885), (3875, 15908), (3977, 15500), (4100, 15035), (4850, 12710), (5084, 12125), (5125, 12028), (6014, 10250), (6355, 9700), (7750, 7954)]