15697893100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{18401}}^1$

素因数の和:18883

約数の個数: 72

約数和(自身を含む): 35939106000

約数和(自身を除く): 20241212900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 449, 475, 898, 950, 1796, 1900, 2245, 4490, 8531, 8980, 11225, 17062, 18401, 22450, 34124, 36802, 42655, 44900, 73604, 85310, 92005, 170620, 184010, 213275, 349619, 368020, 426550, 460025, 699238, 853100, 920050, 1398476, 1748095, 1840100, 3496190, 6992380, 8262049, 8740475, 16524098, 17480950, 33048196, 34961900, 41310245, 82620490, 156978931, 165240980, 206551225, 313957862, 413102450, 627915724, 784894655, 826204900, 1569789310, 3139578620, 3924473275, 7848946550, 15697893100]

約数ペア:

[(1, 15697893100), (2, 7848946550), (4, 3924473275), (5, 3139578620), (10, 1569789310), (19, 826204900), (20, 784894655), (25, 627915724), (38, 413102450), (50, 313957862), (76, 206551225), (95, 165240980), (100, 156978931), (190, 82620490), (380, 41310245), (449, 34961900), (475, 33048196), (898, 17480950), (950, 16524098), (1796, 8740475), (1900, 8262049), (2245, 6992380), (4490, 3496190), (8531, 1840100), (8980, 1748095), (11225, 1398476), (17062, 920050), (18401, 853100), (22450, 699238), (34124, 460025), (36802, 426550), (42655, 368020), (44900, 349619), (73604, 213275), (85310, 184010), (92005, 170620)]