870825900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{414679}}^1$

素因数の和:414703

約数の個数: 72

約数和(自身を含む): 2879537920

約数和(自身を除く): 2008712020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 414679, 829358, 1244037, 1658716, 2073395, 2488074, 2902753, 4146790, 4976148, 5805506, 6220185, 8293580, 8708259, 10366975, 11611012, 12440370, 14513765, 17416518, 20733950, 24880740, 29027530, 31100925, 34833036, 41467900, 43541295, 58055060, 62201850, 72568825, 87082590, 124403700, 145137650, 174165180, 217706475, 290275300, 435412950, 870825900]

約数ペア:

[(1, 870825900), (2, 435412950), (3, 290275300), (4, 217706475), (5, 174165180), (6, 145137650), (7, 124403700), (10, 87082590), (12, 72568825), (14, 62201850), (15, 58055060), (20, 43541295), (21, 41467900), (25, 34833036), (28, 31100925), (30, 29027530), (35, 24880740), (42, 20733950), (50, 17416518), (60, 14513765), (70, 12440370), (75, 11611012), (84, 10366975), (100, 8708259), (105, 8293580), (140, 6220185), (150, 5805506), (175, 4976148), (210, 4146790), (300, 2902753), (350, 2488074), (420, 2073395), (525, 1658716), (700, 1244037), (1050, 829358), (2100, 414679)]