25149740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2333}}^1$

素因数の和:2367

約数の個数: 72

約数和(自身を含む): 67051152

約数和(自身を除く): 41901412

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2333, 2695, 4666, 5390, 9332, 10780, 11665, 16331, 23330, 25663, 32662, 46660, 51326, 65324, 81655, 102652, 114317, 128315, 163310, 179641, 228634, 256630, 326620, 359282, 457268, 513260, 571585, 718564, 898205, 1143170, 1257487, 1796410, 2286340, 2514974, 3592820, 5029948, 6287435, 12574870, 25149740]

約数ペア:

[(1, 25149740), (2, 12574870), (4, 6287435), (5, 5029948), (7, 3592820), (10, 2514974), (11, 2286340), (14, 1796410), (20, 1257487), (22, 1143170), (28, 898205), (35, 718564), (44, 571585), (49, 513260), (55, 457268), (70, 359282), (77, 326620), (98, 256630), (110, 228634), (140, 179641), (154, 163310), (196, 128315), (220, 114317), (245, 102652), (308, 81655), (385, 65324), (490, 51326), (539, 46660), (770, 32662), (980, 25663), (1078, 23330), (1540, 16331), (2156, 11665), (2333, 10780), (2695, 9332), (4666, 5390)]