80588728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 175190400

約数和(自身を除く): 94601672

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 157, 209, 307, 314, 418, 614, 628, 836, 1228, 1256, 1672, 1727, 2456, 2983, 3377, 3454, 5833, 5966, 6754, 6908, 11666, 11932, 13508, 13816, 23332, 23864, 27016, 32813, 46664, 48199, 64163, 65626, 96398, 128326, 131252, 192796, 256652, 262504, 385592, 513304, 530189, 915781, 1060378, 1831562, 2120756, 3663124, 4241512, 7326248, 10073591, 20147182, 40294364, 80588728]

約数ペア:

[(1, 80588728), (2, 40294364), (4, 20147182), (8, 10073591), (11, 7326248), (19, 4241512), (22, 3663124), (38, 2120756), (44, 1831562), (76, 1060378), (88, 915781), (152, 530189), (157, 513304), (209, 385592), (307, 262504), (314, 256652), (418, 192796), (614, 131252), (628, 128326), (836, 96398), (1228, 65626), (1256, 64163), (1672, 48199), (1727, 46664), (2456, 32813), (2983, 27016), (3377, 23864), (3454, 23332), (5833, 13816), (5966, 13508), (6754, 11932), (6908, 11666)]