80717200

素因数分解:

$2^4\times 5^2\times {\mathrm{373}}^1\times {\mathrm{541}}^1$

素因数の和:932

約数の個数: 60

約数和(自身を含む): 194802388

約数和(自身を除く): 114085188

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 373, 400, 541, 746, 1082, 1492, 1865, 2164, 2705, 2984, 3730, 4328, 5410, 5968, 7460, 8656, 9325, 10820, 13525, 14920, 18650, 21640, 27050, 29840, 37300, 43280, 54100, 74600, 108200, 149200, 201793, 216400, 403586, 807172, 1008965, 1614344, 2017930, 3228688, 4035860, 5044825, 8071720, 10089650, 16143440, 20179300, 40358600, 80717200]

約数ペア:

[(1, 80717200), (2, 40358600), (4, 20179300), (5, 16143440), (8, 10089650), (10, 8071720), (16, 5044825), (20, 4035860), (25, 3228688), (40, 2017930), (50, 1614344), (80, 1008965), (100, 807172), (200, 403586), (373, 216400), (400, 201793), (541, 149200), (746, 108200), (1082, 74600), (1492, 54100), (1865, 43280), (2164, 37300), (2705, 29840), (2984, 27050), (3730, 21640), (4328, 18650), (5410, 14920), (5968, 13525), (7460, 10820), (8656, 9325)]