72753040

素因数分解:

$2^4\times 5^1\times {\mathrm{829}}^1\times {\mathrm{1097}}^1$

素因数の和:1939

約数の個数: 40

約数和(自身を含む): 169509240

約数和(自身を除く): 96756200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 829, 1097, 1658, 2194, 3316, 4145, 4388, 5485, 6632, 8290, 8776, 10970, 13264, 16580, 17552, 21940, 33160, 43880, 66320, 87760, 909413, 1818826, 3637652, 4547065, 7275304, 9094130, 14550608, 18188260, 36376520, 72753040]

約数ペア:

[(1, 72753040), (2, 36376520), (4, 18188260), (5, 14550608), (8, 9094130), (10, 7275304), (16, 4547065), (20, 3637652), (40, 1818826), (80, 909413), (829, 87760), (1097, 66320), (1658, 43880), (2194, 33160), (3316, 21940), (4145, 17552), (4388, 16580), (5485, 13264), (6632, 10970), (8290, 8776)]