65069440

素因数分解:

$2^7\times 5^1\times {\mathrm{293}}^1\times {\mathrm{347}}^1$

素因数の和:659

約数の個数: 64

約数和(自身を含む): 156537360

約数和(自身を除く): 91467920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 293, 320, 347, 586, 640, 694, 1172, 1388, 1465, 1735, 2344, 2776, 2930, 3470, 4688, 5552, 5860, 6940, 9376, 11104, 11720, 13880, 18752, 22208, 23440, 27760, 37504, 44416, 46880, 55520, 93760, 101671, 111040, 187520, 203342, 222080, 406684, 508355, 813368, 1016710, 1626736, 2033420, 3253472, 4066840, 6506944, 8133680, 13013888, 16267360, 32534720, 65069440]

約数ペア:

[(1, 65069440), (2, 32534720), (4, 16267360), (5, 13013888), (8, 8133680), (10, 6506944), (16, 4066840), (20, 3253472), (32, 2033420), (40, 1626736), (64, 1016710), (80, 813368), (128, 508355), (160, 406684), (293, 222080), (320, 203342), (347, 187520), (586, 111040), (640, 101671), (694, 93760), (1172, 55520), (1388, 46880), (1465, 44416), (1735, 37504), (2344, 27760), (2776, 23440), (2930, 22208), (3470, 18752), (4688, 13880), (5552, 11720), (5860, 11104), (6940, 9376)]