20803525425

素因数分解:

$3^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{897671}}^1$

素因数の和:897790

約数の個数: 36

約数和(自身を含む): 37623228864

約数和(自身を除く): 16819703439

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 103, 225, 309, 515, 927, 1545, 2575, 4635, 7725, 23175, 897671, 2693013, 4488355, 8079039, 13465065, 22441775, 40395195, 67325325, 92460113, 201975975, 277380339, 462300565, 832141017, 1386901695, 2311502825, 4160705085, 6934508475, 20803525425]

約数ペア:

[(1, 20803525425), (3, 6934508475), (5, 4160705085), (9, 2311502825), (15, 1386901695), (25, 832141017), (45, 462300565), (75, 277380339), (103, 201975975), (225, 92460113), (309, 67325325), (515, 40395195), (927, 22441775), (1545, 13465065), (2575, 8079039), (4635, 4488355), (7725, 2693013), (23175, 897671)]