222415180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{8819}}^1$

素因数の和:8938

約数の個数: 48

約数和(自身を含む): 508243680

約数和(自身を除く): 285828500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 8819, 12610, 17638, 25220, 35276, 44095, 88190, 114647, 176380, 229294, 458588, 573235, 855443, 1146470, 1710886, 2292940, 3421772, 4277215, 8554430, 11120759, 17108860, 22241518, 44483036, 55603795, 111207590, 222415180]

約数ペア:

[(1, 222415180), (2, 111207590), (4, 55603795), (5, 44483036), (10, 22241518), (13, 17108860), (20, 11120759), (26, 8554430), (52, 4277215), (65, 3421772), (97, 2292940), (130, 1710886), (194, 1146470), (260, 855443), (388, 573235), (485, 458588), (970, 229294), (1261, 176380), (1940, 114647), (2522, 88190), (5044, 44095), (6305, 35276), (8819, 25220), (12610, 17638)]