25245780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 85188096

約数和(自身を除く): 59942316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 277, 294, 310, 372, 420, 434, 465, 490, 554, 588, 620, 651, 735, 831, 868, 930, 980, 1085, 1108, 1302, 1385, 1470, 1519, 1662, 1860, 1939, 2170, 2604, 2770, 2940, 3038, 3255, 3324, 3878, 4155, 4340, 4557, 5540, 5817, 6076, 6510, 7595, 7756, 8310, 8587, 9114, 9695, 11634, 13020, 13573, 15190, 16620, 17174, 18228, 19390, 22785, 23268, 25761, 27146, 29085, 30380, 34348, 38780, 40719, 42935, 45570, 51522, 54292, 58170, 60109, 67865, 81438, 85870, 91140, 103044, 116340, 120218, 128805, 135730, 162876, 171740, 180327, 203595, 240436, 257610, 271460, 300545, 360654, 407190, 420763, 515220, 601090, 721308, 814380, 841526, 901635, 1202180, 1262289, 1683052, 1803270, 2103815, 2524578, 3606540, 4207630, 5049156, 6311445, 8415260, 12622890, 25245780]

約数ペア:

[(1, 25245780), (2, 12622890), (3, 8415260), (4, 6311445), (5, 5049156), (6, 4207630), (7, 3606540), (10, 2524578), (12, 2103815), (14, 1803270), (15, 1683052), (20, 1262289), (21, 1202180), (28, 901635), (30, 841526), (31, 814380), (35, 721308), (42, 601090), (49, 515220), (60, 420763), (62, 407190), (70, 360654), (84, 300545), (93, 271460), (98, 257610), (105, 240436), (124, 203595), (140, 180327), (147, 171740), (155, 162876), (186, 135730), (196, 128805), (210, 120218), (217, 116340), (245, 103044), (277, 91140), (294, 85870), (310, 81438), (372, 67865), (420, 60109), (434, 58170), (465, 54292), (490, 51522), (554, 45570), (588, 42935), (620, 40719), (651, 38780), (735, 34348), (831, 30380), (868, 29085), (930, 27146), (980, 25761), (1085, 23268), (1108, 22785), (1302, 19390), (1385, 18228), (1470, 17174), (1519, 16620), (1662, 15190), (1860, 13573), (1939, 13020), (2170, 11634), (2604, 9695), (2770, 9114), (2940, 8587), (3038, 8310), (3255, 7756), (3324, 7595), (3878, 6510), (4155, 6076), (4340, 5817), (4557, 5540)]