25757888

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:481

約数の個数: 56

約数和(自身を含む): 55857648

約数和(自身を除く): 30099760

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 83, 104, 166, 208, 332, 373, 416, 664, 746, 832, 1079, 1328, 1492, 2158, 2656, 2984, 4316, 4849, 5312, 5968, 8632, 9698, 11936, 17264, 19396, 23872, 30959, 34528, 38792, 61918, 69056, 77584, 123836, 155168, 247672, 310336, 402467, 495344, 804934, 990688, 1609868, 1981376, 3219736, 6439472, 12878944, 25757888]

約数ペア:

[(1, 25757888), (2, 12878944), (4, 6439472), (8, 3219736), (13, 1981376), (16, 1609868), (26, 990688), (32, 804934), (52, 495344), (64, 402467), (83, 310336), (104, 247672), (166, 155168), (208, 123836), (332, 77584), (373, 69056), (416, 61918), (664, 38792), (746, 34528), (832, 30959), (1079, 23872), (1328, 19396), (1492, 17264), (2158, 11936), (2656, 9698), (2984, 8632), (4316, 5968), (4849, 5312)]