98982500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^2\times {\mathrm{137}}^1$

素因数の和:195

約数の個数: 90

約数和(自身を含む): 231614922

約数和(自身を除く): 132632422

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 137, 170, 250, 274, 289, 340, 425, 500, 548, 578, 625, 685, 850, 1156, 1250, 1370, 1445, 1700, 2125, 2329, 2500, 2740, 2890, 3425, 4250, 4658, 5780, 6850, 7225, 8500, 9316, 10625, 11645, 13700, 14450, 17125, 21250, 23290, 28900, 34250, 36125, 39593, 42500, 46580, 58225, 68500, 72250, 79186, 85625, 116450, 144500, 158372, 171250, 180625, 197965, 232900, 291125, 342500, 361250, 395930, 582250, 722500, 791860, 989825, 1164500, 1455625, 1979650, 2911250, 3959300, 4949125, 5822500, 9898250, 19796500, 24745625, 49491250, 98982500]

約数ペア:

[(1, 98982500), (2, 49491250), (4, 24745625), (5, 19796500), (10, 9898250), (17, 5822500), (20, 4949125), (25, 3959300), (34, 2911250), (50, 1979650), (68, 1455625), (85, 1164500), (100, 989825), (125, 791860), (137, 722500), (170, 582250), (250, 395930), (274, 361250), (289, 342500), (340, 291125), (425, 232900), (500, 197965), (548, 180625), (578, 171250), (625, 158372), (685, 144500), (850, 116450), (1156, 85625), (1250, 79186), (1370, 72250), (1445, 68500), (1700, 58225), (2125, 46580), (2329, 42500), (2500, 39593), (2740, 36125), (2890, 34250), (3425, 28900), (4250, 23290), (4658, 21250), (5780, 17125), (6850, 14450), (7225, 13700), (8500, 11645), (9316, 10625)]