81987648

素因数分解:

$2^6\times 3^1\times {\mathrm{167}}^1\times {\mathrm{2557}}^1$

素因数の和:2739

約数の個数: 56

約数和(自身を含む): 218309952

約数和(自身を除く): 136322304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 167, 192, 334, 501, 668, 1002, 1336, 2004, 2557, 2672, 4008, 5114, 5344, 7671, 8016, 10228, 10688, 15342, 16032, 20456, 30684, 32064, 40912, 61368, 81824, 122736, 163648, 245472, 427019, 490944, 854038, 1281057, 1708076, 2562114, 3416152, 5124228, 6832304, 10248456, 13664608, 20496912, 27329216, 40993824, 81987648]

約数ペア:

[(1, 81987648), (2, 40993824), (3, 27329216), (4, 20496912), (6, 13664608), (8, 10248456), (12, 6832304), (16, 5124228), (24, 3416152), (32, 2562114), (48, 1708076), (64, 1281057), (96, 854038), (167, 490944), (192, 427019), (334, 245472), (501, 163648), (668, 122736), (1002, 81824), (1336, 61368), (2004, 40912), (2557, 32064), (2672, 30684), (4008, 20456), (5114, 16032), (5344, 15342), (7671, 10688), (8016, 10228)]