16240900

素因数分解:

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

素因数の和:102

約数の個数: 81

約数和(自身を含む): 39433023

約数和(自身を除く): 23192123

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 169, 260, 310, 325, 338, 403, 620, 650, 676, 775, 806, 845, 961, 1300, 1550, 1612, 1690, 1922, 2015, 3100, 3380, 3844, 4030, 4225, 4805, 5239, 8060, 8450, 9610, 10075, 10478, 12493, 16900, 19220, 20150, 20956, 24025, 24986, 26195, 40300, 48050, 49972, 52390, 62465, 96100, 104780, 124930, 130975, 162409, 249860, 261950, 312325, 324818, 523900, 624650, 649636, 812045, 1249300, 1624090, 3248180, 4060225, 8120450, 16240900]

約数ペア:

[(1, 16240900), (2, 8120450), (4, 4060225), (5, 3248180), (10, 1624090), (13, 1249300), (20, 812045), (25, 649636), (26, 624650), (31, 523900), (50, 324818), (52, 312325), (62, 261950), (65, 249860), (100, 162409), (124, 130975), (130, 124930), (155, 104780), (169, 96100), (260, 62465), (310, 52390), (325, 49972), (338, 48050), (403, 40300), (620, 26195), (650, 24986), (676, 24025), (775, 20956), (806, 20150), (845, 19220), (961, 16900), (1300, 12493), (1550, 10478), (1612, 10075), (1690, 9610), (1922, 8450), (2015, 8060), (3100, 5239), (3380, 4805), (3844, 4225)]