25093880

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 128

約数和(自身を含む): 69120000

約数和(自身を除く): 44026120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 59, 62, 70, 98, 118, 124, 140, 155, 196, 217, 236, 245, 248, 280, 295, 310, 343, 392, 413, 434, 472, 490, 590, 620, 686, 826, 868, 980, 1085, 1180, 1240, 1372, 1519, 1652, 1715, 1736, 1829, 1960, 2065, 2170, 2360, 2744, 2891, 3038, 3304, 3430, 3658, 4130, 4340, 5782, 6076, 6860, 7316, 7595, 8260, 8680, 9145, 10633, 11564, 12152, 12803, 13720, 14455, 14632, 15190, 16520, 18290, 20237, 21266, 23128, 25606, 28910, 30380, 36580, 40474, 42532, 51212, 53165, 57820, 60760, 64015, 73160, 80948, 85064, 89621, 101185, 102424, 106330, 115640, 128030, 161896, 179242, 202370, 212660, 256060, 358484, 404740, 425320, 448105, 512120, 627347, 716968, 809480, 896210, 1254694, 1792420, 2509388, 3136735, 3584840, 5018776, 6273470, 12546940, 25093880]

約数ペア:

[(1, 25093880), (2, 12546940), (4, 6273470), (5, 5018776), (7, 3584840), (8, 3136735), (10, 2509388), (14, 1792420), (20, 1254694), (28, 896210), (31, 809480), (35, 716968), (40, 627347), (49, 512120), (56, 448105), (59, 425320), (62, 404740), (70, 358484), (98, 256060), (118, 212660), (124, 202370), (140, 179242), (155, 161896), (196, 128030), (217, 115640), (236, 106330), (245, 102424), (248, 101185), (280, 89621), (295, 85064), (310, 80948), (343, 73160), (392, 64015), (413, 60760), (434, 57820), (472, 53165), (490, 51212), (590, 42532), (620, 40474), (686, 36580), (826, 30380), (868, 28910), (980, 25606), (1085, 23128), (1180, 21266), (1240, 20237), (1372, 18290), (1519, 16520), (1652, 15190), (1715, 14632), (1736, 14455), (1829, 13720), (1960, 12803), (2065, 12152), (2170, 11564), (2360, 10633), (2744, 9145), (2891, 8680), (3038, 8260), (3304, 7595), (3430, 7316), (3658, 6860), (4130, 6076), (4340, 5782)]