85877264

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:520

約数の個数: 80

約数和(自身を含む): 194660160

約数和(自身を除く): 108782896

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 61, 76, 88, 122, 152, 176, 209, 244, 304, 418, 421, 488, 671, 836, 842, 976, 1159, 1342, 1672, 1684, 2318, 2684, 3344, 3368, 4631, 4636, 5368, 6736, 7999, 9262, 9272, 10736, 12749, 15998, 18524, 18544, 25498, 25681, 31996, 37048, 50996, 51362, 63992, 74096, 87989, 101992, 102724, 127984, 175978, 203984, 205448, 282491, 351956, 410896, 487939, 564982, 703912, 975878, 1129964, 1407824, 1951756, 2259928, 3903512, 4519856, 5367329, 7807024, 10734658, 21469316, 42938632, 85877264]

約数ペア:

[(1, 85877264), (2, 42938632), (4, 21469316), (8, 10734658), (11, 7807024), (16, 5367329), (19, 4519856), (22, 3903512), (38, 2259928), (44, 1951756), (61, 1407824), (76, 1129964), (88, 975878), (122, 703912), (152, 564982), (176, 487939), (209, 410896), (244, 351956), (304, 282491), (418, 205448), (421, 203984), (488, 175978), (671, 127984), (836, 102724), (842, 101992), (976, 87989), (1159, 74096), (1342, 63992), (1672, 51362), (1684, 50996), (2318, 37048), (2684, 31996), (3344, 25681), (3368, 25498), (4631, 18544), (4636, 18524), (5368, 15998), (6736, 12749), (7999, 10736), (9262, 9272)]