831280400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109379}}^1$

素因数の和:109416

約数の個数: 60

約数和(自身を含む): 2102283600

約数和(自身を除く): 1271003200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 109379, 218758, 437516, 546895, 875032, 1093790, 1750064, 2078201, 2187580, 2734475, 4156402, 4375160, 5468950, 8312804, 8750320, 10391005, 10937900, 16625608, 20782010, 21875800, 33251216, 41564020, 43751600, 51955025, 83128040, 103910050, 166256080, 207820100, 415640200, 831280400]

約数ペア:

[(1, 831280400), (2, 415640200), (4, 207820100), (5, 166256080), (8, 103910050), (10, 83128040), (16, 51955025), (19, 43751600), (20, 41564020), (25, 33251216), (38, 21875800), (40, 20782010), (50, 16625608), (76, 10937900), (80, 10391005), (95, 8750320), (100, 8312804), (152, 5468950), (190, 4375160), (200, 4156402), (304, 2734475), (380, 2187580), (400, 2078201), (475, 1750064), (760, 1093790), (950, 875032), (1520, 546895), (1900, 437516), (3800, 218758), (7600, 109379)]