80515380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121993}}^1$

素因数の和:122016

約数の個数: 48

約数和(自身を含む): 245939904

約数和(自身を除く): 165424524

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 121993, 243986, 365979, 487972, 609965, 731958, 1219930, 1341923, 1463916, 1829895, 2439860, 2683846, 3659790, 4025769, 5367692, 6709615, 7319580, 8051538, 13419230, 16103076, 20128845, 26838460, 40257690, 80515380]

約数ペア:

[(1, 80515380), (2, 40257690), (3, 26838460), (4, 20128845), (5, 16103076), (6, 13419230), (10, 8051538), (11, 7319580), (12, 6709615), (15, 5367692), (20, 4025769), (22, 3659790), (30, 2683846), (33, 2439860), (44, 1829895), (55, 1463916), (60, 1341923), (66, 1219930), (110, 731958), (132, 609965), (165, 487972), (220, 365979), (330, 243986), (660, 121993)]