28789750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:95

約数の個数: 96

約数和(自身を含む): 64190880

約数和(自身を除く): 35401130

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 29, 38, 50, 55, 58, 95, 110, 125, 145, 190, 209, 250, 275, 290, 319, 361, 418, 475, 550, 551, 638, 722, 725, 950, 1045, 1102, 1375, 1450, 1595, 1805, 2090, 2375, 2750, 2755, 3190, 3610, 3625, 3971, 4750, 5225, 5510, 6061, 7250, 7942, 7975, 9025, 10450, 10469, 12122, 13775, 15950, 18050, 19855, 20938, 26125, 27550, 30305, 39710, 39875, 45125, 52250, 52345, 60610, 68875, 79750, 90250, 99275, 104690, 115159, 137750, 151525, 198550, 230318, 261725, 303050, 496375, 523450, 575795, 757625, 992750, 1151590, 1308625, 1515250, 2617250, 2878975, 5757950, 14394875, 28789750]

約数ペア:

[(1, 28789750), (2, 14394875), (5, 5757950), (10, 2878975), (11, 2617250), (19, 1515250), (22, 1308625), (25, 1151590), (29, 992750), (38, 757625), (50, 575795), (55, 523450), (58, 496375), (95, 303050), (110, 261725), (125, 230318), (145, 198550), (190, 151525), (209, 137750), (250, 115159), (275, 104690), (290, 99275), (319, 90250), (361, 79750), (418, 68875), (475, 60610), (550, 52345), (551, 52250), (638, 45125), (722, 39875), (725, 39710), (950, 30305), (1045, 27550), (1102, 26125), (1375, 20938), (1450, 19855), (1595, 18050), (1805, 15950), (2090, 13775), (2375, 12122), (2750, 10469), (2755, 10450), (3190, 9025), (3610, 7975), (3625, 7942), (3971, 7250), (4750, 6061), (5225, 5510)]