25693920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{2549}}^1$

素因数の和:2577

約数の個数: 144

約数和(自身を含む): 100245600

約数和(自身を除く): 74551680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 2549, 3360, 5040, 5098, 7647, 10080, 10196, 12745, 15294, 17843, 20392, 22941, 25490, 30588, 35686, 38235, 40784, 45882, 50980, 53529, 61176, 71372, 76470, 81568, 89215, 91764, 101960, 107058, 114705, 122352, 142744, 152940, 160587, 178430, 183528, 203920, 214116, 229410, 244704, 267645, 285488, 305880, 321174, 356860, 367056, 407840, 428232, 458820, 535290, 570976, 611760, 642348, 713720, 734112, 802935, 856464, 917640, 1070580, 1223520, 1284696, 1427440, 1605870, 1712928, 1835280, 2141160, 2569392, 2854880, 3211740, 3670560, 4282320, 5138784, 6423480, 8564640, 12846960, 25693920]

約数ペア:

[(1, 25693920), (2, 12846960), (3, 8564640), (4, 6423480), (5, 5138784), (6, 4282320), (7, 3670560), (8, 3211740), (9, 2854880), (10, 2569392), (12, 2141160), (14, 1835280), (15, 1712928), (16, 1605870), (18, 1427440), (20, 1284696), (21, 1223520), (24, 1070580), (28, 917640), (30, 856464), (32, 802935), (35, 734112), (36, 713720), (40, 642348), (42, 611760), (45, 570976), (48, 535290), (56, 458820), (60, 428232), (63, 407840), (70, 367056), (72, 356860), (80, 321174), (84, 305880), (90, 285488), (96, 267645), (105, 244704), (112, 229410), (120, 214116), (126, 203920), (140, 183528), (144, 178430), (160, 160587), (168, 152940), (180, 142744), (210, 122352), (224, 114705), (240, 107058), (252, 101960), (280, 91764), (288, 89215), (315, 81568), (336, 76470), (360, 71372), (420, 61176), (480, 53529), (504, 50980), (560, 45882), (630, 40784), (672, 38235), (720, 35686), (840, 30588), (1008, 25490), (1120, 22941), (1260, 20392), (1440, 17843), (1680, 15294), (2016, 12745), (2520, 10196), (2549, 10080), (3360, 7647), (5040, 5098)]