25709850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 75828480

約数和(自身を除く): 50118630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 31, 38, 45, 50, 57, 62, 75, 90, 93, 95, 97, 114, 150, 155, 171, 186, 190, 194, 225, 279, 285, 291, 310, 342, 450, 465, 475, 485, 558, 570, 582, 589, 775, 855, 873, 930, 950, 970, 1178, 1395, 1425, 1455, 1550, 1710, 1746, 1767, 1843, 2325, 2425, 2790, 2850, 2910, 2945, 3007, 3534, 3686, 4275, 4365, 4650, 4850, 5301, 5529, 5890, 6014, 6975, 7275, 8550, 8730, 8835, 9021, 9215, 10602, 11058, 13950, 14550, 14725, 15035, 16587, 17670, 18042, 18430, 21825, 26505, 27063, 27645, 29450, 30070, 33174, 43650, 44175, 45105, 46075, 53010, 54126, 55290, 57133, 75175, 82935, 88350, 90210, 92150, 114266, 132525, 135315, 138225, 150350, 165870, 171399, 225525, 265050, 270630, 276450, 285665, 342798, 414675, 451050, 514197, 571330, 676575, 829350, 856995, 1028394, 1353150, 1428325, 1713990, 2570985, 2856650, 4284975, 5141970, 8569950, 12854925, 25709850]

約数ペア:

[(1, 25709850), (2, 12854925), (3, 8569950), (5, 5141970), (6, 4284975), (9, 2856650), (10, 2570985), (15, 1713990), (18, 1428325), (19, 1353150), (25, 1028394), (30, 856995), (31, 829350), (38, 676575), (45, 571330), (50, 514197), (57, 451050), (62, 414675), (75, 342798), (90, 285665), (93, 276450), (95, 270630), (97, 265050), (114, 225525), (150, 171399), (155, 165870), (171, 150350), (186, 138225), (190, 135315), (194, 132525), (225, 114266), (279, 92150), (285, 90210), (291, 88350), (310, 82935), (342, 75175), (450, 57133), (465, 55290), (475, 54126), (485, 53010), (558, 46075), (570, 45105), (582, 44175), (589, 43650), (775, 33174), (855, 30070), (873, 29450), (930, 27645), (950, 27063), (970, 26505), (1178, 21825), (1395, 18430), (1425, 18042), (1455, 17670), (1550, 16587), (1710, 15035), (1746, 14725), (1767, 14550), (1843, 13950), (2325, 11058), (2425, 10602), (2790, 9215), (2850, 9021), (2910, 8835), (2945, 8730), (3007, 8550), (3534, 7275), (3686, 6975), (4275, 6014), (4365, 5890), (4650, 5529), (4850, 5301)]