289789425

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1279}}^1$

素因数の和:1367

約数の個数: 72

約数和(自身を含む): 557107200

約数和(自身を除く): 267317775

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 53, 57, 75, 95, 159, 171, 225, 265, 285, 475, 477, 795, 855, 1007, 1279, 1325, 1425, 2385, 3021, 3837, 3975, 4275, 5035, 6395, 9063, 11511, 11925, 15105, 19185, 24301, 25175, 31975, 45315, 57555, 67787, 72903, 75525, 95925, 121505, 203361, 218709, 226575, 287775, 338935, 364515, 607525, 610083, 1016805, 1093545, 1287953, 1694675, 1822575, 3050415, 3863859, 5084025, 5467725, 6439765, 11591577, 15252075, 19319295, 32198825, 57957885, 96596475, 289789425]

約数ペア:

[(1, 289789425), (3, 96596475), (5, 57957885), (9, 32198825), (15, 19319295), (19, 15252075), (25, 11591577), (45, 6439765), (53, 5467725), (57, 5084025), (75, 3863859), (95, 3050415), (159, 1822575), (171, 1694675), (225, 1287953), (265, 1093545), (285, 1016805), (475, 610083), (477, 607525), (795, 364515), (855, 338935), (1007, 287775), (1279, 226575), (1325, 218709), (1425, 203361), (2385, 121505), (3021, 95925), (3837, 75525), (3975, 72903), (4275, 67787), (5035, 57555), (6395, 45315), (9063, 31975), (11511, 25175), (11925, 24301), (15105, 19185)]