18152050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:296

約数の個数: 72

約数和(自身を含む): 40711680

約数和(自身を除く): 22559630

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 49, 50, 62, 70, 98, 155, 175, 217, 239, 245, 310, 350, 434, 478, 490, 775, 1085, 1195, 1225, 1519, 1550, 1673, 2170, 2390, 2450, 3038, 3346, 5425, 5975, 7409, 7595, 8365, 10850, 11711, 11950, 14818, 15190, 16730, 23422, 37045, 37975, 41825, 51863, 58555, 74090, 75950, 83650, 103726, 117110, 185225, 259315, 292775, 363041, 370450, 518630, 585550, 726082, 1296575, 1815205, 2593150, 3630410, 9076025, 18152050]

約数ペア:

[(1, 18152050), (2, 9076025), (5, 3630410), (7, 2593150), (10, 1815205), (14, 1296575), (25, 726082), (31, 585550), (35, 518630), (49, 370450), (50, 363041), (62, 292775), (70, 259315), (98, 185225), (155, 117110), (175, 103726), (217, 83650), (239, 75950), (245, 74090), (310, 58555), (350, 51863), (434, 41825), (478, 37975), (490, 37045), (775, 23422), (1085, 16730), (1195, 15190), (1225, 14818), (1519, 11950), (1550, 11711), (1673, 10850), (2170, 8365), (2390, 7595), (2450, 7409), (3038, 5975), (3346, 5425)]