71026450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1451}}^1$

素因数の和:1563

約数の個数: 48

約数和(自身を含む): 145838880

約数和(自身を除く): 74812430

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 275, 445, 550, 890, 979, 1451, 1958, 2225, 2902, 4450, 4895, 7255, 9790, 14510, 15961, 24475, 31922, 36275, 48950, 72550, 79805, 129139, 159610, 258278, 399025, 645695, 798050, 1291390, 1420529, 2841058, 3228475, 6456950, 7102645, 14205290, 35513225, 71026450]

約数ペア:

[(1, 71026450), (2, 35513225), (5, 14205290), (10, 7102645), (11, 6456950), (22, 3228475), (25, 2841058), (50, 1420529), (55, 1291390), (89, 798050), (110, 645695), (178, 399025), (275, 258278), (445, 159610), (550, 129139), (890, 79805), (979, 72550), (1451, 48950), (1958, 36275), (2225, 31922), (2902, 24475), (4450, 15961), (4895, 14510), (7255, 9790)]