201665000

素因数分解:

$2^3\times 5^4\times {\mathrm{53}}^1\times {\mathrm{761}}^1$

素因数の和:840

約数の個数: 80

約数和(自身を含む): 482048820

約数和(自身を除く): 280383820

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 125, 200, 212, 250, 265, 424, 500, 530, 625, 761, 1000, 1060, 1250, 1325, 1522, 2120, 2500, 2650, 3044, 3805, 5000, 5300, 6088, 6625, 7610, 10600, 13250, 15220, 19025, 26500, 30440, 33125, 38050, 40333, 53000, 66250, 76100, 80666, 95125, 132500, 152200, 161332, 190250, 201665, 265000, 322664, 380500, 403330, 475625, 761000, 806660, 951250, 1008325, 1613320, 1902500, 2016650, 3805000, 4033300, 5041625, 8066600, 10083250, 20166500, 25208125, 40333000, 50416250, 100832500, 201665000]

約数ペア:

[(1, 201665000), (2, 100832500), (4, 50416250), (5, 40333000), (8, 25208125), (10, 20166500), (20, 10083250), (25, 8066600), (40, 5041625), (50, 4033300), (53, 3805000), (100, 2016650), (106, 1902500), (125, 1613320), (200, 1008325), (212, 951250), (250, 806660), (265, 761000), (424, 475625), (500, 403330), (530, 380500), (625, 322664), (761, 265000), (1000, 201665), (1060, 190250), (1250, 161332), (1325, 152200), (1522, 132500), (2120, 95125), (2500, 80666), (2650, 76100), (3044, 66250), (3805, 53000), (5000, 40333), (5300, 38050), (6088, 33125), (6625, 30440), (7610, 26500), (10600, 19025), (13250, 15220)]