61118757500

素因数分解:

$2^2\times 5^4\times {\mathrm{193}}^1\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:1057

約数の個数: 120

約数和(自身を含む): 135238972176

約数和(自身を除く): 74120214676

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 193, 197, 250, 386, 394, 500, 625, 643, 772, 788, 965, 985, 1250, 1286, 1930, 1970, 2500, 2572, 3215, 3860, 3940, 4825, 4925, 6430, 9650, 9850, 12860, 16075, 19300, 19700, 24125, 24625, 32150, 38021, 48250, 49250, 64300, 76042, 80375, 96500, 98500, 120625, 123125, 124099, 126671, 152084, 160750, 190105, 241250, 246250, 248198, 253342, 321500, 380210, 401875, 482500, 492500, 496396, 506684, 620495, 633355, 760420, 803750, 950525, 1240990, 1266710, 1607500, 1901050, 2481980, 2533420, 3102475, 3166775, 3802100, 4752625, 6204950, 6333550, 9505250, 12409900, 12667100, 15512375, 15833875, 19010500, 23763125, 24447503, 31024750, 31667750, 47526250, 48895006, 62049500, 63335500, 77561875, 79169375, 95052500, 97790012, 122237515, 155123750, 158338750, 244475030, 310247500, 316677500, 488950060, 611187575, 1222375150, 2444750300, 3055937875, 6111875750, 12223751500, 15279689375, 30559378750, 61118757500]

約数ペア:

[(1, 61118757500), (2, 30559378750), (4, 15279689375), (5, 12223751500), (10, 6111875750), (20, 3055937875), (25, 2444750300), (50, 1222375150), (100, 611187575), (125, 488950060), (193, 316677500), (197, 310247500), (250, 244475030), (386, 158338750), (394, 155123750), (500, 122237515), (625, 97790012), (643, 95052500), (772, 79169375), (788, 77561875), (965, 63335500), (985, 62049500), (1250, 48895006), (1286, 47526250), (1930, 31667750), (1970, 31024750), (2500, 24447503), (2572, 23763125), (3215, 19010500), (3860, 15833875), (3940, 15512375), (4825, 12667100), (4925, 12409900), (6430, 9505250), (9650, 6333550), (9850, 6204950), (12860, 4752625), (16075, 3802100), (19300, 3166775), (19700, 3102475), (24125, 2533420), (24625, 2481980), (32150, 1901050), (38021, 1607500), (48250, 1266710), (49250, 1240990), (64300, 950525), (76042, 803750), (80375, 760420), (96500, 633355), (98500, 620495), (120625, 506684), (123125, 496396), (124099, 492500), (126671, 482500), (152084, 401875), (160750, 380210), (190105, 321500), (241250, 253342), (246250, 248198)]