28163850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 83325024

約数和(自身を除く): 55161174

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 25, 26, 30, 33, 39, 50, 55, 65, 66, 75, 78, 101, 110, 130, 143, 150, 165, 169, 195, 202, 275, 286, 303, 325, 330, 338, 390, 429, 505, 507, 550, 606, 650, 715, 825, 845, 858, 975, 1010, 1014, 1111, 1313, 1430, 1515, 1650, 1690, 1859, 1950, 2145, 2222, 2525, 2535, 2626, 3030, 3333, 3575, 3718, 3939, 4225, 4290, 5050, 5070, 5555, 5577, 6565, 6666, 7150, 7575, 7878, 8450, 9295, 10725, 11110, 11154, 12675, 13130, 14443, 15150, 16665, 17069, 18590, 19695, 21450, 25350, 27775, 27885, 28886, 32825, 33330, 34138, 39390, 43329, 46475, 51207, 55550, 55770, 65650, 72215, 83325, 85345, 86658, 92950, 98475, 102414, 139425, 144430, 166650, 170690, 187759, 196950, 216645, 256035, 278850, 361075, 375518, 426725, 433290, 512070, 563277, 722150, 853450, 938795, 1083225, 1126554, 1280175, 1877590, 2166450, 2560350, 2816385, 4693975, 5632770, 9387950, 14081925, 28163850]

約数ペア:

[(1, 28163850), (2, 14081925), (3, 9387950), (5, 5632770), (6, 4693975), (10, 2816385), (11, 2560350), (13, 2166450), (15, 1877590), (22, 1280175), (25, 1126554), (26, 1083225), (30, 938795), (33, 853450), (39, 722150), (50, 563277), (55, 512070), (65, 433290), (66, 426725), (75, 375518), (78, 361075), (101, 278850), (110, 256035), (130, 216645), (143, 196950), (150, 187759), (165, 170690), (169, 166650), (195, 144430), (202, 139425), (275, 102414), (286, 98475), (303, 92950), (325, 86658), (330, 85345), (338, 83325), (390, 72215), (429, 65650), (505, 55770), (507, 55550), (550, 51207), (606, 46475), (650, 43329), (715, 39390), (825, 34138), (845, 33330), (858, 32825), (975, 28886), (1010, 27885), (1014, 27775), (1111, 25350), (1313, 21450), (1430, 19695), (1515, 18590), (1650, 17069), (1690, 16665), (1859, 15150), (1950, 14443), (2145, 13130), (2222, 12675), (2525, 11154), (2535, 11110), (2626, 10725), (3030, 9295), (3333, 8450), (3575, 7878), (3718, 7575), (3939, 7150), (4225, 6666), (4290, 6565), (5050, 5577), (5070, 5555)]