51388470

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{81569}}^1$

素因数の和:81589

約数の個数: 48

約数和(自身を含む): 152699040

約数和(自身を除く): 101310570

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 81569, 163138, 244707, 407845, 489414, 570983, 734121, 815690, 1141966, 1223535, 1468242, 1712949, 2447070, 2854915, 3425898, 3670605, 5138847, 5709830, 7341210, 8564745, 10277694, 17129490, 25694235, 51388470]

約数ペア:

[(1, 51388470), (2, 25694235), (3, 17129490), (5, 10277694), (6, 8564745), (7, 7341210), (9, 5709830), (10, 5138847), (14, 3670605), (15, 3425898), (18, 2854915), (21, 2447070), (30, 1712949), (35, 1468242), (42, 1223535), (45, 1141966), (63, 815690), (70, 734121), (90, 570983), (105, 489414), (126, 407845), (210, 244707), (315, 163138), (630, 81569)]