28717650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4909}}^1$

素因数の和:4940

約数の個数: 72

約数和(自身を含む): 83106660

約数和(自身を除く): 54389010

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 4909, 5850, 9818, 14727, 24545, 29454, 44181, 49090, 63817, 73635, 88362, 122725, 127634, 147270, 191451, 220905, 245450, 319085, 368175, 382902, 441810, 574353, 638170, 736350, 957255, 1104525, 1148706, 1595425, 1914510, 2209050, 2871765, 3190850, 4786275, 5743530, 9572550, 14358825, 28717650]

約数ペア:

[(1, 28717650), (2, 14358825), (3, 9572550), (5, 5743530), (6, 4786275), (9, 3190850), (10, 2871765), (13, 2209050), (15, 1914510), (18, 1595425), (25, 1148706), (26, 1104525), (30, 957255), (39, 736350), (45, 638170), (50, 574353), (65, 441810), (75, 382902), (78, 368175), (90, 319085), (117, 245450), (130, 220905), (150, 191451), (195, 147270), (225, 127634), (234, 122725), (325, 88362), (390, 73635), (450, 63817), (585, 49090), (650, 44181), (975, 29454), (1170, 24545), (1950, 14727), (2925, 9818), (4909, 5850)]