18231939950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{3643}}^1$

素因数の和:3922

約数の個数: 96

約数和(自身を含む): 39474140160

約数和(自身を除く): 21242200210

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 79, 158, 175, 181, 350, 362, 395, 553, 790, 905, 1106, 1267, 1810, 1975, 2534, 2765, 3643, 3950, 4525, 5530, 6335, 7286, 9050, 12670, 13825, 14299, 18215, 25501, 27650, 28598, 31675, 36430, 51002, 63350, 71495, 91075, 100093, 127505, 142990, 182150, 200186, 255010, 287797, 357475, 500465, 575594, 637525, 659383, 714950, 1000930, 1275050, 1318766, 1438985, 2014579, 2502325, 2877970, 3296915, 4029158, 4615681, 5004650, 6593830, 7194925, 9231362, 10072895, 14389850, 16484575, 20145790, 23078405, 32969150, 46156810, 50364475, 52091257, 100728950, 104182514, 115392025, 230784050, 260456285, 364638799, 520912570, 729277598, 1302281425, 1823193995, 2604562850, 3646387990, 9115969975, 18231939950]

約数ペア:

[(1, 18231939950), (2, 9115969975), (5, 3646387990), (7, 2604562850), (10, 1823193995), (14, 1302281425), (25, 729277598), (35, 520912570), (50, 364638799), (70, 260456285), (79, 230784050), (158, 115392025), (175, 104182514), (181, 100728950), (350, 52091257), (362, 50364475), (395, 46156810), (553, 32969150), (790, 23078405), (905, 20145790), (1106, 16484575), (1267, 14389850), (1810, 10072895), (1975, 9231362), (2534, 7194925), (2765, 6593830), (3643, 5004650), (3950, 4615681), (4525, 4029158), (5530, 3296915), (6335, 2877970), (7286, 2502325), (9050, 2014579), (12670, 1438985), (13825, 1318766), (14299, 1275050), (18215, 1000930), (25501, 714950), (27650, 659383), (28598, 637525), (31675, 575594), (36430, 500465), (51002, 357475), (63350, 287797), (71495, 255010), (91075, 200186), (100093, 182150), (127505, 142990)]