79937840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32233}}^1$

素因数の和:32277

約数の個数: 40

約数和(自身を含む): 191856768

約数和(自身を除く): 111918928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 32233, 64466, 128932, 161165, 257864, 322330, 515728, 644660, 999223, 1289320, 1998446, 2578640, 3996892, 4996115, 7993784, 9992230, 15987568, 19984460, 39968920, 79937840]

約数ペア:

[(1, 79937840), (2, 39968920), (4, 19984460), (5, 15987568), (8, 9992230), (10, 7993784), (16, 4996115), (20, 3996892), (31, 2578640), (40, 1998446), (62, 1289320), (80, 999223), (124, 644660), (155, 515728), (248, 322330), (310, 257864), (496, 161165), (620, 128932), (1240, 64466), (2480, 32233)]