25220104

素因数分解:

$2^3\times 7^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:148

約数の個数: 80

約数和(自身を含む): 59997420

約数和(自身を除く): 34777316

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 101, 104, 182, 196, 202, 343, 364, 392, 404, 637, 686, 707, 728, 808, 1274, 1313, 1372, 1414, 2401, 2548, 2626, 2744, 2828, 4459, 4802, 4949, 5096, 5252, 5656, 8918, 9191, 9604, 9898, 10504, 17836, 18382, 19208, 19796, 31213, 34643, 35672, 36764, 39592, 62426, 64337, 69286, 73528, 124852, 128674, 138572, 242501, 249704, 257348, 277144, 450359, 485002, 514696, 900718, 970004, 1801436, 1940008, 3152513, 3602872, 6305026, 12610052, 25220104]

約数ペア:

[(1, 25220104), (2, 12610052), (4, 6305026), (7, 3602872), (8, 3152513), (13, 1940008), (14, 1801436), (26, 970004), (28, 900718), (49, 514696), (52, 485002), (56, 450359), (91, 277144), (98, 257348), (101, 249704), (104, 242501), (182, 138572), (196, 128674), (202, 124852), (343, 73528), (364, 69286), (392, 64337), (404, 62426), (637, 39592), (686, 36764), (707, 35672), (728, 34643), (808, 31213), (1274, 19796), (1313, 19208), (1372, 18382), (1414, 17836), (2401, 10504), (2548, 9898), (2626, 9604), (2744, 9191), (2828, 8918), (4459, 5656), (4802, 5252), (4949, 5096)]