89099890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:148

約数の個数: 128

約数和(自身を含む): 201553920

約数和(自身を除く): 112454030

約数列:

[1, 2, 5, 10, 11, 17, 22, 29, 31, 34, 53, 55, 58, 62, 85, 106, 110, 145, 155, 170, 187, 265, 290, 310, 319, 341, 374, 493, 527, 530, 583, 638, 682, 899, 901, 935, 986, 1054, 1166, 1537, 1595, 1643, 1705, 1798, 1802, 1870, 2465, 2635, 2915, 3074, 3190, 3286, 3410, 4495, 4505, 4930, 5270, 5423, 5797, 5830, 7685, 8215, 8990, 9010, 9889, 9911, 10846, 11594, 15283, 15370, 16430, 16907, 18073, 19778, 19822, 26129, 27115, 27931, 28985, 30566, 33814, 36146, 47647, 49445, 49555, 52258, 54230, 55862, 57970, 76415, 84535, 90365, 95294, 98890, 99110, 130645, 139655, 152830, 168113, 169070, 180730, 238235, 261290, 279310, 287419, 307241, 336226, 476470, 524117, 574838, 614482, 809999, 840565, 1048234, 1437095, 1536205, 1619998, 1681130, 2620585, 2874190, 3072410, 4049995, 5241170, 8099990, 8909989, 17819978, 44549945, 89099890]

約数ペア:

[(1, 89099890), (2, 44549945), (5, 17819978), (10, 8909989), (11, 8099990), (17, 5241170), (22, 4049995), (29, 3072410), (31, 2874190), (34, 2620585), (53, 1681130), (55, 1619998), (58, 1536205), (62, 1437095), (85, 1048234), (106, 840565), (110, 809999), (145, 614482), (155, 574838), (170, 524117), (187, 476470), (265, 336226), (290, 307241), (310, 287419), (319, 279310), (341, 261290), (374, 238235), (493, 180730), (527, 169070), (530, 168113), (583, 152830), (638, 139655), (682, 130645), (899, 99110), (901, 98890), (935, 95294), (986, 90365), (1054, 84535), (1166, 76415), (1537, 57970), (1595, 55862), (1643, 54230), (1705, 52258), (1798, 49555), (1802, 49445), (1870, 47647), (2465, 36146), (2635, 33814), (2915, 30566), (3074, 28985), (3190, 27931), (3286, 27115), (3410, 26129), (4495, 19822), (4505, 19778), (4930, 18073), (5270, 16907), (5423, 16430), (5797, 15370), (5830, 15283), (7685, 11594), (8215, 10846), (8990, 9911), (9010, 9889)]