25931500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:296

約数の個数: 96

約数和(自身を含む): 67092480

約数和(自身を除く): 41160980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 125, 140, 155, 175, 217, 239, 250, 310, 350, 434, 478, 500, 620, 700, 775, 868, 875, 956, 1085, 1195, 1550, 1673, 1750, 2170, 2390, 3100, 3346, 3500, 3875, 4340, 4780, 5425, 5975, 6692, 7409, 7750, 8365, 10850, 11950, 14818, 15500, 16730, 21700, 23900, 27125, 29636, 29875, 33460, 37045, 41825, 51863, 54250, 59750, 74090, 83650, 103726, 108500, 119500, 148180, 167300, 185225, 207452, 209125, 259315, 370450, 418250, 518630, 740900, 836500, 926125, 1037260, 1296575, 1852250, 2593150, 3704500, 5186300, 6482875, 12965750, 25931500]

約数ペア:

[(1, 25931500), (2, 12965750), (4, 6482875), (5, 5186300), (7, 3704500), (10, 2593150), (14, 1852250), (20, 1296575), (25, 1037260), (28, 926125), (31, 836500), (35, 740900), (50, 518630), (62, 418250), (70, 370450), (100, 259315), (124, 209125), (125, 207452), (140, 185225), (155, 167300), (175, 148180), (217, 119500), (239, 108500), (250, 103726), (310, 83650), (350, 74090), (434, 59750), (478, 54250), (500, 51863), (620, 41825), (700, 37045), (775, 33460), (868, 29875), (875, 29636), (956, 27125), (1085, 23900), (1195, 21700), (1550, 16730), (1673, 15500), (1750, 14818), (2170, 11950), (2390, 10850), (3100, 8365), (3346, 7750), (3500, 7409), (3875, 6692), (4340, 5975), (4780, 5425)]