64156844

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 132034560

約数和(自身を除く): 67877716

約数列:

[1, 2, 4, 17, 19, 23, 34, 38, 46, 68, 76, 92, 127, 254, 289, 323, 391, 437, 508, 578, 646, 782, 874, 1156, 1292, 1564, 1748, 2159, 2413, 2921, 4318, 4826, 5491, 5842, 6647, 7429, 8636, 9652, 10982, 11684, 13294, 14858, 21964, 26588, 29716, 36703, 41021, 49657, 55499, 73406, 82042, 99314, 110998, 126293, 146812, 164084, 198628, 221996, 252586, 505172, 697357, 844169, 943483, 1394714, 1688338, 1886966, 2789428, 3376676, 3773932, 16039211, 32078422, 64156844]

約数ペア:

[(1, 64156844), (2, 32078422), (4, 16039211), (17, 3773932), (19, 3376676), (23, 2789428), (34, 1886966), (38, 1688338), (46, 1394714), (68, 943483), (76, 844169), (92, 697357), (127, 505172), (254, 252586), (289, 221996), (323, 198628), (391, 164084), (437, 146812), (508, 126293), (578, 110998), (646, 99314), (782, 82042), (874, 73406), (1156, 55499), (1292, 49657), (1564, 41021), (1748, 36703), (2159, 29716), (2413, 26588), (2921, 21964), (4318, 14858), (4826, 13294), (5491, 11684), (5842, 10982), (6647, 9652), (7429, 8636)]