158022680

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 365666400

約数和(自身を除く): 207643720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 131, 212, 262, 265, 424, 524, 530, 569, 655, 1048, 1060, 1138, 1310, 2120, 2276, 2620, 2845, 4552, 5240, 5690, 6943, 11380, 13886, 22760, 27772, 30157, 34715, 55544, 60314, 69430, 74539, 120628, 138860, 149078, 150785, 241256, 277720, 298156, 301570, 372695, 596312, 603140, 745390, 1206280, 1490780, 2981560, 3950567, 7901134, 15802268, 19752835, 31604536, 39505670, 79011340, 158022680]

約数ペア:

[(1, 158022680), (2, 79011340), (4, 39505670), (5, 31604536), (8, 19752835), (10, 15802268), (20, 7901134), (40, 3950567), (53, 2981560), (106, 1490780), (131, 1206280), (212, 745390), (262, 603140), (265, 596312), (424, 372695), (524, 301570), (530, 298156), (569, 277720), (655, 241256), (1048, 150785), (1060, 149078), (1138, 138860), (1310, 120628), (2120, 74539), (2276, 69430), (2620, 60314), (2845, 55544), (4552, 34715), (5240, 30157), (5690, 27772), (6943, 22760), (11380, 13886)]