25059780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:551

約数の個数: 120

約数和(自身を含む): 81312000

約数和(自身を除く): 56252220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 372, 405, 465, 499, 540, 558, 620, 810, 837, 930, 998, 1116, 1395, 1497, 1620, 1674, 1860, 1996, 2495, 2511, 2790, 2994, 3348, 4185, 4491, 4990, 5022, 5580, 5988, 7485, 8370, 8982, 9980, 10044, 12555, 13473, 14970, 15469, 16740, 17964, 22455, 25110, 26946, 29940, 30938, 40419, 44910, 46407, 50220, 53892, 61876, 67365, 77345, 80838, 89820, 92814, 134730, 139221, 154690, 161676, 185628, 202095, 232035, 269460, 278442, 309380, 404190, 417663, 464070, 556884, 696105, 808380, 835326, 928140, 1252989, 1392210, 1670652, 2088315, 2505978, 2784420, 4176630, 5011956, 6264945, 8353260, 12529890, 25059780]

約数ペア:

[(1, 25059780), (2, 12529890), (3, 8353260), (4, 6264945), (5, 5011956), (6, 4176630), (9, 2784420), (10, 2505978), (12, 2088315), (15, 1670652), (18, 1392210), (20, 1252989), (27, 928140), (30, 835326), (31, 808380), (36, 696105), (45, 556884), (54, 464070), (60, 417663), (62, 404190), (81, 309380), (90, 278442), (93, 269460), (108, 232035), (124, 202095), (135, 185628), (155, 161676), (162, 154690), (180, 139221), (186, 134730), (270, 92814), (279, 89820), (310, 80838), (324, 77345), (372, 67365), (405, 61876), (465, 53892), (499, 50220), (540, 46407), (558, 44910), (620, 40419), (810, 30938), (837, 29940), (930, 26946), (998, 25110), (1116, 22455), (1395, 17964), (1497, 16740), (1620, 15469), (1674, 14970), (1860, 13473), (1996, 12555), (2495, 10044), (2511, 9980), (2790, 8982), (2994, 8370), (3348, 7485), (4185, 5988), (4491, 5580), (4990, 5022)]