9969252500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5119}}^1$

素因数の和:5203

約数の個数: 120

約数和(自身を含む): 23512473600

約数和(自身を除く): 13543221100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 76, 82, 95, 100, 125, 164, 190, 205, 250, 380, 410, 475, 500, 625, 779, 820, 950, 1025, 1250, 1558, 1900, 2050, 2375, 2500, 3116, 3895, 4100, 4750, 5119, 5125, 7790, 9500, 10238, 10250, 11875, 15580, 19475, 20476, 20500, 23750, 25595, 25625, 38950, 47500, 51190, 51250, 77900, 97261, 97375, 102380, 102500, 127975, 194522, 194750, 209879, 255950, 389044, 389500, 419758, 486305, 486875, 511900, 639875, 839516, 972610, 973750, 1049395, 1279750, 1945220, 1947500, 2098790, 2431525, 2559500, 3199375, 3987701, 4197580, 4863050, 5246975, 6398750, 7975402, 9726100, 10493950, 12157625, 12797500, 15950804, 19938505, 20987900, 24315250, 26234875, 39877010, 48630500, 52469750, 60788125, 79754020, 99692525, 104939500, 121576250, 131174375, 199385050, 243152500, 262348750, 398770100, 498462625, 524697500, 996925250, 1993850500, 2492313125, 4984626250, 9969252500]

約数ペア:

[(1, 9969252500), (2, 4984626250), (4, 2492313125), (5, 1993850500), (10, 996925250), (19, 524697500), (20, 498462625), (25, 398770100), (38, 262348750), (41, 243152500), (50, 199385050), (76, 131174375), (82, 121576250), (95, 104939500), (100, 99692525), (125, 79754020), (164, 60788125), (190, 52469750), (205, 48630500), (250, 39877010), (380, 26234875), (410, 24315250), (475, 20987900), (500, 19938505), (625, 15950804), (779, 12797500), (820, 12157625), (950, 10493950), (1025, 9726100), (1250, 7975402), (1558, 6398750), (1900, 5246975), (2050, 4863050), (2375, 4197580), (2500, 3987701), (3116, 3199375), (3895, 2559500), (4100, 2431525), (4750, 2098790), (5119, 1947500), (5125, 1945220), (7790, 1279750), (9500, 1049395), (10238, 973750), (10250, 972610), (11875, 839516), (15580, 639875), (19475, 511900), (20476, 486875), (20500, 486305), (23750, 419758), (25595, 389500), (25625, 389044), (38950, 255950), (47500, 209879), (51190, 194750), (51250, 194522), (77900, 127975), (97261, 102500), (97375, 102380)]