74754890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{61}}^2$

素因数の和:184

約数の個数: 72

約数和(自身を含む): 163017036

約数和(自身を除く): 88262146

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 61, 70, 82, 98, 122, 205, 245, 287, 305, 410, 427, 490, 574, 610, 854, 1435, 2009, 2135, 2501, 2870, 2989, 3721, 4018, 4270, 5002, 5978, 7442, 10045, 12505, 14945, 17507, 18605, 20090, 25010, 26047, 29890, 35014, 37210, 52094, 87535, 122549, 130235, 152561, 175070, 182329, 245098, 260470, 305122, 364658, 612745, 762805, 911645, 1067927, 1225490, 1525610, 1823290, 2135854, 5339635, 7475489, 10679270, 14950978, 37377445, 74754890]

約数ペア:

[(1, 74754890), (2, 37377445), (5, 14950978), (7, 10679270), (10, 7475489), (14, 5339635), (35, 2135854), (41, 1823290), (49, 1525610), (61, 1225490), (70, 1067927), (82, 911645), (98, 762805), (122, 612745), (205, 364658), (245, 305122), (287, 260470), (305, 245098), (410, 182329), (427, 175070), (490, 152561), (574, 130235), (610, 122549), (854, 87535), (1435, 52094), (2009, 37210), (2135, 35014), (2501, 29890), (2870, 26047), (2989, 25010), (3721, 20090), (4018, 18605), (4270, 17507), (5002, 14945), (5978, 12505), (7442, 10045)]