20185570950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{52301}}^1$

素因数の和:52430

約数の個数: 96

約数和(自身を含む): 52298652672

約数和(自身を除く): 32113081722

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 83, 93, 150, 155, 166, 186, 249, 310, 415, 465, 498, 775, 830, 930, 1245, 1550, 2075, 2325, 2490, 2573, 4150, 4650, 5146, 6225, 7719, 12450, 12865, 15438, 25730, 38595, 52301, 64325, 77190, 104602, 128650, 156903, 192975, 261505, 313806, 385950, 523010, 784515, 1307525, 1569030, 1621331, 2615050, 3242662, 3922575, 4340983, 4863993, 7845150, 8106655, 8681966, 9727986, 13022949, 16213310, 21704915, 24319965, 26045898, 40533275, 43409830, 48639930, 65114745, 81066550, 108524575, 121599825, 130229490, 134570473, 217049150, 243199650, 269140946, 325573725, 403711419, 651147450, 672852365, 807422838, 1345704730, 2018557095, 3364261825, 4037114190, 6728523650, 10092785475, 20185570950]

約数ペア:

[(1, 20185570950), (2, 10092785475), (3, 6728523650), (5, 4037114190), (6, 3364261825), (10, 2018557095), (15, 1345704730), (25, 807422838), (30, 672852365), (31, 651147450), (50, 403711419), (62, 325573725), (75, 269140946), (83, 243199650), (93, 217049150), (150, 134570473), (155, 130229490), (166, 121599825), (186, 108524575), (249, 81066550), (310, 65114745), (415, 48639930), (465, 43409830), (498, 40533275), (775, 26045898), (830, 24319965), (930, 21704915), (1245, 16213310), (1550, 13022949), (2075, 9727986), (2325, 8681966), (2490, 8106655), (2573, 7845150), (4150, 4863993), (4650, 4340983), (5146, 3922575), (6225, 3242662), (7719, 2615050), (12450, 1621331), (12865, 1569030), (15438, 1307525), (25730, 784515), (38595, 523010), (52301, 385950), (64325, 313806), (77190, 261505), (104602, 192975), (128650, 156903)]