90143900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:564

約数の個数: 144

約数和(自身を含む): 254983680

約数和(自身を除く): 164839780

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 25, 28, 35, 44, 46, 50, 55, 70, 77, 92, 100, 110, 115, 140, 154, 161, 175, 220, 230, 253, 275, 308, 322, 350, 385, 460, 506, 509, 550, 575, 644, 700, 770, 805, 1012, 1018, 1100, 1150, 1265, 1540, 1610, 1771, 1925, 2036, 2300, 2530, 2545, 3220, 3542, 3563, 3850, 4025, 5060, 5090, 5599, 6325, 7084, 7126, 7700, 8050, 8855, 10180, 11198, 11707, 12650, 12725, 14252, 16100, 17710, 17815, 22396, 23414, 25300, 25450, 27995, 35420, 35630, 39193, 44275, 46828, 50900, 55990, 58535, 71260, 78386, 81949, 88550, 89075, 111980, 117070, 128777, 139975, 156772, 163898, 177100, 178150, 195965, 234140, 257554, 279950, 292675, 327796, 356300, 391930, 409745, 515108, 559900, 585350, 643885, 783860, 819490, 901439, 979825, 1170700, 1287770, 1638980, 1802878, 1959650, 2048725, 2575540, 3219425, 3605756, 3919300, 4097450, 4507195, 6438850, 8194900, 9014390, 12877700, 18028780, 22535975, 45071950, 90143900]

約数ペア:

[(1, 90143900), (2, 45071950), (4, 22535975), (5, 18028780), (7, 12877700), (10, 9014390), (11, 8194900), (14, 6438850), (20, 4507195), (22, 4097450), (23, 3919300), (25, 3605756), (28, 3219425), (35, 2575540), (44, 2048725), (46, 1959650), (50, 1802878), (55, 1638980), (70, 1287770), (77, 1170700), (92, 979825), (100, 901439), (110, 819490), (115, 783860), (140, 643885), (154, 585350), (161, 559900), (175, 515108), (220, 409745), (230, 391930), (253, 356300), (275, 327796), (308, 292675), (322, 279950), (350, 257554), (385, 234140), (460, 195965), (506, 178150), (509, 177100), (550, 163898), (575, 156772), (644, 139975), (700, 128777), (770, 117070), (805, 111980), (1012, 89075), (1018, 88550), (1100, 81949), (1150, 78386), (1265, 71260), (1540, 58535), (1610, 55990), (1771, 50900), (1925, 46828), (2036, 44275), (2300, 39193), (2530, 35630), (2545, 35420), (3220, 27995), (3542, 25450), (3563, 25300), (3850, 23414), (4025, 22396), (5060, 17815), (5090, 17710), (5599, 16100), (6325, 14252), (7084, 12725), (7126, 12650), (7700, 11707), (8050, 11198), (8855, 10180)]