199202250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{20431}}^1$

素因数の和:20464

約数の個数: 64

約数和(自身を含む): 535481856

約数和(自身を除く): 336279606

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 3250, 4875, 9750, 20431, 40862, 61293, 102155, 122586, 204310, 265603, 306465, 510775, 531206, 612930, 796809, 1021550, 1328015, 1532325, 1593618, 2553875, 2656030, 3064650, 3984045, 5107750, 6640075, 7661625, 7968090, 13280150, 15323250, 19920225, 33200375, 39840450, 66400750, 99601125, 199202250]

約数ペア:

[(1, 199202250), (2, 99601125), (3, 66400750), (5, 39840450), (6, 33200375), (10, 19920225), (13, 15323250), (15, 13280150), (25, 7968090), (26, 7661625), (30, 6640075), (39, 5107750), (50, 3984045), (65, 3064650), (75, 2656030), (78, 2553875), (125, 1593618), (130, 1532325), (150, 1328015), (195, 1021550), (250, 796809), (325, 612930), (375, 531206), (390, 510775), (650, 306465), (750, 265603), (975, 204310), (1625, 122586), (1950, 102155), (3250, 61293), (4875, 40862), (9750, 20431)]