55403775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1213}}^1$

素因数の和:1265

約数の個数: 72

約数和(自身を含む): 117418080

約数和(自身を除く): 62014305

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 29, 35, 45, 63, 75, 87, 105, 145, 175, 203, 225, 261, 315, 435, 525, 609, 725, 1015, 1213, 1305, 1575, 1827, 2175, 3045, 3639, 5075, 6065, 6525, 8491, 9135, 10917, 15225, 18195, 25473, 30325, 35177, 42455, 45675, 54585, 76419, 90975, 105531, 127365, 175885, 212275, 246239, 272925, 316593, 382095, 527655, 636825, 738717, 879425, 1231195, 1582965, 1910475, 2216151, 2638275, 3693585, 6155975, 7914825, 11080755, 18467925, 55403775]

約数ペア:

[(1, 55403775), (3, 18467925), (5, 11080755), (7, 7914825), (9, 6155975), (15, 3693585), (21, 2638275), (25, 2216151), (29, 1910475), (35, 1582965), (45, 1231195), (63, 879425), (75, 738717), (87, 636825), (105, 527655), (145, 382095), (175, 316593), (203, 272925), (225, 246239), (261, 212275), (315, 175885), (435, 127365), (525, 105531), (609, 90975), (725, 76419), (1015, 54585), (1213, 45675), (1305, 42455), (1575, 35177), (1827, 30325), (2175, 25473), (3045, 18195), (3639, 15225), (5075, 10917), (6065, 9135), (6525, 8491)]