20356050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 144

約数和(自身を含む): 60451488

約数和(自身を除く): 40095438

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 25, 26, 30, 33, 39, 50, 55, 65, 66, 73, 75, 78, 110, 130, 143, 146, 150, 165, 169, 195, 219, 275, 286, 325, 330, 338, 365, 390, 429, 438, 507, 550, 650, 715, 730, 803, 825, 845, 858, 949, 975, 1014, 1095, 1430, 1606, 1650, 1690, 1825, 1859, 1898, 1950, 2145, 2190, 2409, 2535, 2847, 3575, 3650, 3718, 4015, 4225, 4290, 4745, 4818, 5070, 5475, 5577, 5694, 7150, 8030, 8450, 9295, 9490, 10439, 10725, 10950, 11154, 12045, 12337, 12675, 14235, 18590, 20075, 20878, 21450, 23725, 24090, 24674, 25350, 27885, 28470, 31317, 37011, 40150, 46475, 47450, 52195, 55770, 60225, 61685, 62634, 71175, 74022, 92950, 104390, 120450, 123370, 135707, 139425, 142350, 156585, 185055, 260975, 271414, 278850, 308425, 313170, 370110, 407121, 521950, 616850, 678535, 782925, 814242, 925275, 1357070, 1565850, 1850550, 2035605, 3392675, 4071210, 6785350, 10178025, 20356050]

約数ペア:

[(1, 20356050), (2, 10178025), (3, 6785350), (5, 4071210), (6, 3392675), (10, 2035605), (11, 1850550), (13, 1565850), (15, 1357070), (22, 925275), (25, 814242), (26, 782925), (30, 678535), (33, 616850), (39, 521950), (50, 407121), (55, 370110), (65, 313170), (66, 308425), (73, 278850), (75, 271414), (78, 260975), (110, 185055), (130, 156585), (143, 142350), (146, 139425), (150, 135707), (165, 123370), (169, 120450), (195, 104390), (219, 92950), (275, 74022), (286, 71175), (325, 62634), (330, 61685), (338, 60225), (365, 55770), (390, 52195), (429, 47450), (438, 46475), (507, 40150), (550, 37011), (650, 31317), (715, 28470), (730, 27885), (803, 25350), (825, 24674), (845, 24090), (858, 23725), (949, 21450), (975, 20878), (1014, 20075), (1095, 18590), (1430, 14235), (1606, 12675), (1650, 12337), (1690, 12045), (1825, 11154), (1859, 10950), (1898, 10725), (1950, 10439), (2145, 9490), (2190, 9295), (2409, 8450), (2535, 8030), (2847, 7150), (3575, 5694), (3650, 5577), (3718, 5475), (4015, 5070), (4225, 4818), (4290, 4745)]