28486650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^2\times {\mathrm{359}}^1$

素因数の和:420

約数の個数: 72

約数和(自身を含む): 74057760

約数和(自身を除く): 45571110

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 359, 529, 575, 690, 718, 1058, 1077, 1150, 1587, 1725, 1795, 2154, 2645, 3174, 3450, 3590, 5290, 5385, 7935, 8257, 8975, 10770, 13225, 15870, 16514, 17950, 24771, 26450, 26925, 39675, 41285, 49542, 53850, 79350, 82570, 123855, 189911, 206425, 247710, 379822, 412850, 569733, 619275, 949555, 1139466, 1238550, 1899110, 2848665, 4747775, 5697330, 9495550, 14243325, 28486650]

約数ペア:

[(1, 28486650), (2, 14243325), (3, 9495550), (5, 5697330), (6, 4747775), (10, 2848665), (15, 1899110), (23, 1238550), (25, 1139466), (30, 949555), (46, 619275), (50, 569733), (69, 412850), (75, 379822), (115, 247710), (138, 206425), (150, 189911), (230, 123855), (345, 82570), (359, 79350), (529, 53850), (575, 49542), (690, 41285), (718, 39675), (1058, 26925), (1077, 26450), (1150, 24771), (1587, 17950), (1725, 16514), (1795, 15870), (2154, 13225), (2645, 10770), (3174, 8975), (3450, 8257), (3590, 7935), (5290, 5385)]