69211220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{277}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 162319752

約数和(自身を除く): 93108532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 277, 310, 403, 554, 620, 806, 961, 1108, 1385, 1612, 1922, 2015, 2770, 3601, 3844, 4030, 4805, 5540, 7202, 8060, 8587, 9610, 12493, 14404, 17174, 18005, 19220, 24986, 34348, 36010, 42935, 49972, 62465, 72020, 85870, 111631, 124930, 171740, 223262, 249860, 266197, 446524, 532394, 558155, 1064788, 1116310, 1330985, 2232620, 2661970, 3460561, 5323940, 6921122, 13842244, 17302805, 34605610, 69211220]

約数ペア:

[(1, 69211220), (2, 34605610), (4, 17302805), (5, 13842244), (10, 6921122), (13, 5323940), (20, 3460561), (26, 2661970), (31, 2232620), (52, 1330985), (62, 1116310), (65, 1064788), (124, 558155), (130, 532394), (155, 446524), (260, 266197), (277, 249860), (310, 223262), (403, 171740), (554, 124930), (620, 111631), (806, 85870), (961, 72020), (1108, 62465), (1385, 49972), (1612, 42935), (1922, 36010), (2015, 34348), (2770, 24986), (3601, 19220), (3844, 18005), (4030, 17174), (4805, 14404), (5540, 12493), (7202, 9610), (8060, 8587)]