200050750

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 392491008

約数和(自身を除く): 192440258

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 83, 125, 155, 166, 250, 310, 311, 415, 622, 775, 830, 1550, 1555, 2075, 2573, 3110, 3875, 4150, 5146, 7750, 7775, 9641, 10375, 12865, 15550, 19282, 20750, 25730, 25813, 38875, 48205, 51626, 64325, 77750, 96410, 128650, 129065, 241025, 258130, 321625, 482050, 643250, 645325, 800203, 1205125, 1290650, 1600406, 2410250, 3226625, 4001015, 6453250, 8002030, 20005075, 40010150, 100025375, 200050750]

約数ペア:

[(1, 200050750), (2, 100025375), (5, 40010150), (10, 20005075), (25, 8002030), (31, 6453250), (50, 4001015), (62, 3226625), (83, 2410250), (125, 1600406), (155, 1290650), (166, 1205125), (250, 800203), (310, 645325), (311, 643250), (415, 482050), (622, 321625), (775, 258130), (830, 241025), (1550, 129065), (1555, 128650), (2075, 96410), (2573, 77750), (3110, 64325), (3875, 51626), (4150, 48205), (5146, 38875), (7750, 25813), (7775, 25730), (9641, 20750), (10375, 19282), (12865, 15550)]