489032450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{2003}}^1$

素因数の和:2291

約数の個数: 48

約数和(自身を含む): 961679520

約数和(自身を除く): 472647070

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 257, 475, 514, 950, 1285, 2003, 2570, 4006, 4883, 6425, 9766, 10015, 12850, 20030, 24415, 38057, 48830, 50075, 76114, 100150, 122075, 190285, 244150, 380570, 514771, 951425, 1029542, 1902850, 2573855, 5147710, 9780649, 12869275, 19561298, 25738550, 48903245, 97806490, 244516225, 489032450]

約数ペア:

[(1, 489032450), (2, 244516225), (5, 97806490), (10, 48903245), (19, 25738550), (25, 19561298), (38, 12869275), (50, 9780649), (95, 5147710), (190, 2573855), (257, 1902850), (475, 1029542), (514, 951425), (950, 514771), (1285, 380570), (2003, 244150), (2570, 190285), (4006, 122075), (4883, 100150), (6425, 76114), (9766, 50075), (10015, 48830), (12850, 38057), (20030, 24415)]