77087000

素因数分解:

$2^3\times 5^3\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 181902240

約数和(自身を除く): 104815240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 157, 200, 250, 314, 491, 500, 628, 785, 982, 1000, 1256, 1570, 1964, 2455, 3140, 3925, 3928, 4910, 6280, 7850, 9820, 12275, 15700, 19625, 19640, 24550, 31400, 39250, 49100, 61375, 77087, 78500, 98200, 122750, 154174, 157000, 245500, 308348, 385435, 491000, 616696, 770870, 1541740, 1927175, 3083480, 3854350, 7708700, 9635875, 15417400, 19271750, 38543500, 77087000]

約数ペア:

[(1, 77087000), (2, 38543500), (4, 19271750), (5, 15417400), (8, 9635875), (10, 7708700), (20, 3854350), (25, 3083480), (40, 1927175), (50, 1541740), (100, 770870), (125, 616696), (157, 491000), (200, 385435), (250, 308348), (314, 245500), (491, 157000), (500, 154174), (628, 122750), (785, 98200), (982, 78500), (1000, 77087), (1256, 61375), (1570, 49100), (1964, 39250), (2455, 31400), (3140, 24550), (3925, 19640), (3928, 19625), (4910, 15700), (6280, 12275), (7850, 9820)]